SUPERATV

Can-Am Defender 4" Portal Gear Lift - Single Idler - Kit 3 - Big Lift Kit Required - Billet - 0.15 - Frame Stiffener -

$3,606.08
In Stock
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SKU:
PGH-7-103-151-B-FS#AA
UPC:
00810044658613
Condition:
New
Shipping:
Free Shipping (2-3 Business Days)
Adding to cart… The item has been added
SpecificationValue
SKUPGH-7-103-151-B-FS#AA
UPC00810044658613
Universal FitNo
WarrantyPortal Gear Lift Warranty
AttachmentsInstructions - PGHD-7-67-303, Instructions - PGH-7-67-301, Instructions - PGH-7-67-301-FS, Instructions - PGH-7-92-301, Instructions - PGHD-7-92-301, Instructions - PGHD-7-103-301, Instructions - PGH-7-103-301


About The Product

  • GDP Portals Will Revamp Your Ride
  • GDP didn’t make the first side-by-side portal kit on the market—just the first kit that anybody gave a damn about. If you’re looking for a way to completely redefine your Can-Am Defender, look no further than SuperATV’s GDP 4” Portal Gear Lift. Choose between a 15% or 30% gear reduction, and add a dual idler gear for strength that you can’t find anywhere else. Get ready to discover why GDP is the most respected name in the portal game.
  • What is a Dual Idler®?
  • Perfection takes time. After years of research and development, we’ve made our dual idler gear portals unlike any other. By placing a second idler gear in the portal box, the load gets spread over twice as much surface area for more reliable torque transfer and the strongest gear set you can get. Two idler gears don’t do a thing if they’re not mated perfectly, though. Precision CNC grinding ensures ours do. Our gears are made from the industry’s toughest 9310 steel alloy. Didn’t think dual idlers mattered? With GDP’s quality and experience, they finally do.
  • Perfect for All Riding Styles
  • It doesn’t matter where, when, or how you ride—there’s a GDP Portal Gear Lift for you. From the trails to mud bogs to wide-open dunes, our portals make every ride better. Get a 15% gear reduction to enjoy speedy rides and a torque boost. Or go for a 30% gear reduction to really gear down and turn those monster tires. You can even add a dual idler gear for ultimate strength. Our Can-Am Defender dual idler portals are perfect for riders who don’t slow down for anything.
  • A Gear Reduction That Protects Your Drivetrain
  • Portals put the gear reduction right in the hub, after your transmission, prop shaft, differential, and axles. That means it reduces stress on your entire drivetrain. You get more power and your most vital components will last longer, too. That’s a win-win.
  • Nothing Is Stronger Than GDP
  • We know how you ride—pedal to the metal, full send, the whole nine yards. That’s why we made sure GDP portals are the strongest on the planet. They’re available with cast or billet aluminum housings that are thicker and stronger than any other portal housings on the market. And they have 5/16” thick backing plates made from an advanced steel alloy. All of that comes together to bring you the best damn portal gear lift imaginable.
  • Advanced Gaskets, Seals, and Bearings
  • Our portals use:
  • Advanced gaskets and O-rings with excellent oil resistance and low deterioration rates
  • A sealed input gear and double-lipped output seal
  • 100% sealing coverage throughout so you can forget about oil leaks
  • Double-angular contact output bearings to prevent premature wear
  • Roller idler and drive bearings to maintain perfect gear meshing
  • Complete the Package with a Frame Stiffener
  • Portals and monster tires are fun, but they can place additional stress on your machine’s frame. To make your suspension bulletproof, we recommend adding a SuperATV Frame Stiffener when you install your new Can-Am portals!
  • Top-Rated Customer Service
  • Still need a little help getting exactly what you need? With GDP, you get a dedicated portal tech support team. Give us a call so we can get the perfect set of portals in your hands today.
  • 4” Portal Gear Lift Includes:
  • (4) Assembled portal hub boxes complete with 9310 gears, seals, output shaft, gaskets, and thrust bearings.
  • (4) Universal hubs and stainless steel slotted rotors with lugs
  • (4) Specialized steel alloy backing plates
  • (4) Steel caliper mounting plates
  • (2) Steel steering arms
  • Extended brake lines
  • All required hardware, including recessed castle nut socket
  • Frame stiffener (optional)
  • Max Tire Size Recommendations for 4” Portal Gear Lift
  • Max Tire Size
  • Required Suspension Setup with 4" Portals
  • 26"
  • Stock
  • 27"
  • 3" Lift Kit
  • 28" to 34"
  • 2" Forward Offset A-Arms
  • 28" to 38"
  • 6" Lift Kit
  • If you need help figuring out which gear reduction is right for you, check out our portal gear reduction calculator .
  • Max tire sizes are measured at full compression and full turn. The given tires sizes are the largest we fit without rubbing. With minor trimming or a small amount of rub, larger tire sizes can be used.
  • Patent # 11,299,042
  • Patent # 11,318,787 <!-- SuperATV’s GDP 4” Portal Gear Lift for the Can-Am Defender is Geared for All. Choose from 15% or 30% gear reductions and cast or billet aluminum housings so you can optimize for mud, trails, rocks, or any other ride style you want.
  • Perfect for Mud
  • If you move up to a 30% gear reduction, you’ll be ready to take on bigger, sloppier mud holes. A 30% gear reduction with 4” portals gives you a big boost in torque so you can run huge tires through thicker slop. It turns your Defender into the ultimate party wagon. When you’re done with the mud, a 30% gear reduction can send you through trails and rocks just as easily.
  • Perfect for Rocks
  • Put 4” portals and a 30% gear reduction on your machine and get the torque you need crawl over rocks like they’re not even there. You’ll have the clearance to get over anything without scratching up your skid plate, and you’ll have room to run bigger tires. These portals are built for boulders.
  • Perfect for the Trails
  • Get 4” portals and a 15% gear reduction on your Defender and take on the trail less traveled. You’ll keep that high speed and turn those bad washouts and hills into nothing more than speedbumps. It’ll show you what your UTV can really do.
  • Perfect for Work
  • Get 4” portals and a 15% gear reduction on your Defender. You’ll have clearance to get over brush sticks and debris and you’ll have the gear reduction to push through ruts and ditches easily all while towing a trailer full of tools. Plus, you’ll still have enough speed to cruise down the road.
  • Learn more about how tire size and gear reduction can unleash your machine’s potential.
  • Better Gears
  • Our gears are precision ground and made with 9310 billet steel alloy for high strength and high speed. That means they’re cool and quiet even when you’re hammering down the throttle on the road, and they have strength to withstand every ride.
  • Billet Housings
  • Choose billet or cast aluminum housings to finish your portals. Our billet housings are CNC machined right here in Madison, Indiana and give you increased strength and consistency over cast. Not to mention they look damn good.
  • -->
  • Frequently Asked Questions (FAQ)
  • Is a 4-inch portal gear lift better than a standard lift kit for a Can-Am Defender 4?
  • Yes. A 4-inch portal gear lift gives you both ground clearance and torque—not just height like a standard lift kit. By moving the gear reduction to the hub, portals reduce stress on axles, differentials, and the transmission while allowing you to run larger tires with confidence.
  • Will this portal gear lift fit my Can-Am Defender 4 or Defender MAX?
  • This portal gear lift is machine-specific and engineered to fit select Can-Am Defender and Defender MAX models listed in our fitment guide. Always check the fitment tab on the product page to confirm compatibility with your exact year and model.
  • How hard is it to install a SuperATV 4-inch portal gear lift?
  • Installing portals is more involved than a basic lift because they replace the hubs and integrate gear reduction. We include detailed step-by-step instructions, extended brake lines, and all required hardware to make installation as straightforward as possible for experienced DIY riders.
  • What gear reduction options are available and how do I choose one?
  • We offer 15% and 30% gear reduction options. A 15% reduction maintains higher trail speed with added torque, while 30% is ideal for heavy loads, mud riding, or turning larger tires that require more low-end power.
  • How much wider does the Defender get with this portal gear lift installed?
  • This 4-inch portal gear lift increases width by approximately 4 inches per side, giving your Defender a wider, more stable stance. The added width improves control when running larger tires or navigating uneven terrain.
  • What makes SuperATV GDP portals stronger than other portal lifts?
  • GDP portals use precision-ground 9310 alloy steel gears and offer a dual idler configuration that spreads load across more surface area. This engineering delivers smoother operation and maximum strength under extreme torque, backed by years of real-world testing.
  • Do I need special wheels or backspacing for this portal gear lift?
  • Yes. Wheels must be at least 14 inches in diameter and cannot exceed 4.5 inches of backspacing. Following these requirements ensures proper clearance, correct steering geometry, and long-term reliability of the portal system.
  • Available with billet or cast aluminum housing
  • Dual idler gear configuration maximizes strength
  • Cool, quiet, precision ground gears made from 9310 alloy billet steel
  • 1.5 in. diameter 4340 hardened steel drive shaft
  • Housings use advanced gaskets or O-rings that don’t let anything through
  • Universal hubs can be set up to work with the following bolt patterns: 4/156, 4/137, 4/115, and 4/110
  • Gear reduction reduces stress on your drivetrain
  • Dual idler gear configuration adds a 3/4” front and rear offset—1.5” total extension
  • Lighter than the competition


FITMENTS

YearMakeModel
2017-2021Can-AmDefender HD 5
2017-2021Can-AmDefender HD 5 DPS
2016-2021Can-AmDefender HD 8
2016-2021Can-AmDefender HD 8 DPS
2016-2021Can-AmDefender HD 8 XT
2016-2019Can-AmDefender HD 10
2016-2021Can-AmDefender HD 10 DPS
2016-2021Can-AmDefender HD 10 XT
2016-2021Can-AmDefender HD 10 XT Cab
2018-2021Can-AmDefender HD 10 XTP
2018-2021Can-AmDefender HD 10 Mossy Oak
2020-2021Can-AmDefender HD 10 PRO
2017-2021Can-AmDefender MAX HD 8
2017-2021Can-AmDefender MAX HD 8 DPS
2017-2021Can-AmDefender MAX HD 8 XT
2017-2021Can-AmDefender MAX HD 10
2017-2021Can-AmDefender MAX HD 10 DPS
2017-2021Can-AmDefender MAX HD 10 XT
2017Can-AmDefender MAX HD 10 XT Cab
2018-2021Can-AmDefender HD 10 XMR
2018-2021Can-AmDefender HD 10 XT Cab
2020-2021Can-AmDefender Limited
2018-2021Can-AmDefender MAX HD 10 XT Cab
2018-2021Can-AmDefender MAX Lone Star Edition
2019-2021Can-AmDefender MAX HD 10 XMR
2020-2021Can-AmDefender MAX Limited
2022 - 2026Can-AmDefender HD 9
2022 - 2026Can-AmDefender HD 9 DPS
2022 - 2026Can-AmDefender HD 9 XT
2022 - 2026Can-AmDefender HD 9 DPS CAB
2022 - 2026Can-AmDefender HD 10
2022 - 2026Can-AmDefender HD 10 DPS
2022 - 2026Can-AmDefender HD 10 XT
2022 - 2026Can-AmDefender HD 10 XT Cab
2022 - 2026Can-AmDefender HD 10 XTP
2022 - 2026Can-AmDefender HD 10 Mossy Oak
2022 - 2026Can-AmDefender HD 10 XMR
2022 - 2026Can-AmDefender Limited HD 10
2022 - 2026Can-AmDefender Pro HD 10
2022 - 2026Can-AmDefender MAX HD 9
2022 - 2026Can-AmDefender MAX HD 9 DPS
2022 - 2026Can-AmDefender MAX HD 9 XT
2022 - 2026Can-AmDefender MAX HD 10 DPS
2022 - 2026Can-AmDefender MAX HD 10 XT
2022 - 2026Can-AmDefender MAX HD 10 XT Cab
2022 - 2026Can-AmDefender MAX HD 10 XMR
2022 - 2026Can-AmDefender MAX HD 10 Lone Star Edition
2022 - 2026Can-AmDefender MAX HD 10 Limited
Supplier:
SATV

This Shipping Policy explains how orders are processed, handled, and delivered by Powersport Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.

Powersport Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.

Order Processing and Handling

Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day. 

Transit Times

Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.

Delivery Schedule

Standard delivery occurs Monday through Friday. Saturday delivery may be available.

Shipping Coverage

Powersport Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:

  • Alaska

  • Hawaii

  • Puerto Rico

  • Any international destination outside the United States

Orders placed with shipping addresses in restricted locations will be canceled and refunded.

Military Shipping (APO/FPO)

Powersport Junkies ships to APO/FPO military addresses using USPS only.

  • We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.

  • Transit times to APO/FPO locations may vary significantly depending on military mail processing.

Address Accuracy and Delivery Issues

Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Powersport Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.

Lost, Delayed, or Damaged Shipments

If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.

Tracking Information

A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.

Shipping Restrictions

Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.

Our Info

  • Storefront name: Powersport Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 877-999-9120

  • Support email: support@powersportjunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed

Powersport Junkies offers no‑hassle returns and exchanges within  60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.

Return Eligibility

To qualify for a return or exchange, the following conditions must be met:

  • The item must be in new, unused, and uninstalled condition.

  • All original packaging, tags, hardware, and accessories must be included and intact.

  • Items showing wear, installation marks, damage, or improper use cannot be accepted.

  • An order number is required.

Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.

Refunds

Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.

Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account. 

Exchanges

To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.

How to Start a Return

To request a Return Authorization (RA#), contact us at support@powersportjunkies.com. Please include your order number and the item you wish to return.

Once approved:

  1. You will receive a Return Authorization email with instructions.

  2. Print the prepaid label provided by us. A $9.99 return fee will be deducted from your refund, and for oversize items additional fees may apply to help cover the increased cost of the shipping label.

  3. Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days. 

Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.

Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.

Defective, Incorrect, or Damaged Items

If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.

Dynojet Tuners

All dynojet tuners must be factory sealed to qualify for a return to ensure it has not been installed.

Non‑Returnable Items

Certain items cannot be returned, including:

  • Electronics with opened packaging or broken manufacturer seals

  • Any part that has been installed or shows installation attempts

  • Tools or chemicals that have been opened or unsealed

  • Open‑box items with destroyed or missing packaging

  • All Tires cannot be returned. 

Tires

Tires are non‑returnable once purchased. Because rubber compounds, storage conditions, and mounting attempts can’t be verified after delivery, all tire sales are considered final. This applies whether the tire has been mounted, unmounted, handled, or simply removed from its packaging. To ensure you get the correct fitment every time, our team is always available to help you confirm the right size and model before you order.

Open Box Items

Open Box items are sold as‑is and are not eligible for return, refund, or exchange. All Open Box purchases are final. These items may include minor cosmetic imperfections or missing non‑essential accessories, and pricing reflects this condition. By completing an Open Box purchase, the customer acknowledges and accepts these terms.

Order & Shipping Insurance

Every shipment includes insurance coverage if directly selected under the shipping address selection. If your order is lost or damaged in transit, insurance will cover a replacement at no cost to you. We handle the claim process directly so you don’t have to.

If a replacement is available, it will be shipped out as soon as possible. If you prefer a refund instead of a replacement, refunds are issued only after the insurance claim is fully settled.

Our Info

  • Storefront name: Powersport Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 877-999-9120

  • Support email: support@powersportjunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed

Protecting your privacy and maintaining the security of your information is a core priority at Powersport Junkies. This policy explains how we collect, use, store, and protect your information when you interact with our website. It also outlines the choices you can make regarding your personal data. We encourage you to review this information carefully and reach out with any questions at support@powersportjunkies.com.

Information Essential to Operating Our Store

When you browse our website, we automatically collect certain technical details about your device and your visit. This includes your IP address, timestamps, pages viewed, login status, and similar data. This information allows us to:

  • Recognize your login so you don’t need to authenticate repeatedly.

  • Ensure our website performs efficiently and securely.

  • Allow smooth navigation between pages and products.

  • Remember items placed in your cart before checkout.

  • Maintain secure processing of your data.

This “essential information” is collected through cookies, which are small text files stored in your browser. These first‑party cookies are necessary for the website to function properly and provide a seamless shopping experience.

Information Collected When You Place an Order

When you make a purchase, we require personal information to process and deliver your order. This includes your name, email address, billing address, and shipping address. We use this information to:

  • Process your payment and complete your order.

  • Ship your items to the correct location.

  • Communicate updates related to your order.

We may request additional verification if needed and reserve the right to decline any order for reasons we determine to be valid.

Customer Accounts

You may choose to create an account for faster checkout and easier order management. You may withdraw your consent and request account deletion at any time by contacting us at the email listed down below.

Partial Purchases and Abandoned Carts

If you begin the checkout process but do not complete your purchase, you may provide partial information such as your email address. We may send a reminder email about your unfinished order. You may opt out of these reminders at any time.

Product Reviews

After completing a purchase, we may send you an email inviting you to review the product you bought. Your feedback helps other customers make informed decisions. You may also receive a survey request from Google regarding your shopping experience.

Personalization and Analytics

We collect certain visit‑related information—such as pages viewed, timestamps, and referral sources—to personalize your experience and provide relevant communications. This data is collected through cookies and tracking beacons, which you may choose to block.

Email Communications

By entering your email on our website, you consent to receiving promotional emails, including discounts, product recommendations, and helpful information related to your purchases. These emails are sent through a third‑party platform that may collect data such as your IP address, browser type, operating system, and interaction with the email. You may unsubscribe at any time using the link provided in every email.

Advertising and Remarketing

We participate in remarketing campaigns that display Powersport Junkies advertisements to visitors who have previously visited our website. Third‑party vendors use cookies to show relevant ads based on past browsing activity. These ads do not collect sensitive personal information such as email addresses, phone numbers, or payment details. All remarketing activities comply with the policies of our advertising partners.

How Your Information Is Processed

Our store is hosted through BigCommerce, a U.S.‑based platform that participates in the EU‑US Privacy Shield Framework and adheres to strict data protection standards. Payment processing is handled by accredited providers. These partners help ensure secure handling of your payment information and compliance with PCI‑DSS requirements.

Your Rights and Control Over Your Data

If you are located in the U.S. and we sell products in your region, you may have rights regarding your personal data, including the ability to access, correct, delete, or object to its processing. If you cannot manage your data through your account or do not have an account, you may contact us directly for assistance.

Data Retention

We retain your information for as long as your account remains active. Certain data may be retained longer to comply with legal obligations, including fraud prevention and tax requirements.

Legal Requirements

We may be required to disclose personal information when requested by law enforcement, courts, or government authorities. This may occur without prior notice to you. We fully cooperate with lawful investigations and reserve the right to report any suspected illegal activity.

Contacting Powersport Junkies

For questions about this Privacy Policy or how your information is handled, contact us at:

Our Info

  • Storefront name: Powersport Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 877-999-9120

  • Support email: support@powersportjunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed

For warranty issues please contact us at support@powersportjunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.

Powersport Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.

Our Info

  • Storefront name: Powersport Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 877-999-9120

  • Support email: support@powersportjunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed