Lone Star Racing ATV & UTV

Polaris PRO R/ TURBO R Trailing Arm Gusset Kit

Regular price $850.00 USD
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Pro R or Turbo R: Pro R
Color: No Finish
Trailing Arms: I will ship my stock trailing arms

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Polaris PRO R/ TURBO R Trailing Arm Gusset Kit
$850.00 USD
Pro R / No Finish...
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Polaris PRO R/ TURBO R Trailing Arm Gusset Kit


Description

The Lone Star Racing Trailing Arm Gusset Kit is purpose-built to eliminate known weak points on the stock trailing arms of the Polaris PRO R and Turbo R. By adding laser-cut 4130 chromoly plates directly to the arms, this kit delivers a significant upgrade in strength and durability for riders who push their machines hard. Whether you're hitting rocky desert trails, competing in off-road events, or simply protecting your investment from the abuse of aggressive riding, this kit is the solution.

You have two paths to get gusseted arms: ship in your existing stock trailing arms for professional welding and finishing, or purchase brand-new trailing arms directly. Either way, you'll end up with reinforced arms that are ready to handle whatever terrain you throw at them. Compatible with stock mudflaps, so your existing setup stays intact.


Key Features

  • 4130 Chromoly Construction: Gusset plates are made from high-strength 4130 chromoly steel - known for its exceptional toughness and weld quality.
  • Targets Weak Areas: Specifically designed to reinforce the known failure-prone zones on stock Polaris PRO R and Turbo R trailing arms.
  • Fits Polaris PRO R and Turbo R: Direct fitment for both model variants, ensuring a proper and secure installation every time.
  • Stock Mudflap Compatible: Engineered to work with your existing stock mudflaps - no additional hardware or modifications needed.
  • Multiple Finish Options: Available in No Finish, Gloss Black, Semi Gloss Black, Gloss White, Candy Red, Candy Blue, Red, or a Custom Color of your choice.
  • Send-In or Buy-New Service: Choose to ship your stock trailing arms in for gusseting, or purchase brand-new gusseted trailing arms directly from Lone Star Racing.
  • Professional Welding: Arms are professionally welded and finished - no DIY fabrication skills required on your end.
  • Custom Color Available: Specify your custom color in the order notes for a personalized finish that matches your build.

Trailing Arm Options & Which to Choose

  • I Will Ship My Stock Trailing Arms: Send in your existing OEM trailing arms and Lone Star Racing will sandblast, gusset, weld, and finish them with your chosen color. This is the most cost-effective option and is ideal for riders who want to upgrade their current arms without replacing them entirely.
  • I Would Like to Buy New Trailing Arms: Skip the send-in process and receive a brand-new set of fully gusseted trailing arms. This is the best choice for riders who need a faster turnaround, are building a new machine, or want a completely fresh set of arms with the gusset work already done.

What's Included

  • 4130 chromoly gusset plates (applied to trailing arms during professional welding service)
  • Gusseted trailing arms (returned to you after send-in service, or shipped new depending on option selected)

Why You'll Love It

Lone Star Racing has built a reputation among serious off-road enthusiasts for producing parts that genuinely hold up under real-world punishment. This trailing arm gusset kit is trusted by PRO R and Turbo R riders who refuse to let stock limitations hold them back on the trail or the race course. The use of 4130 chromoly - a material favored in professional race fabrication - means you're getting a proven upgrade, not a cosmetic one. The send-in service makes the process hassle-free, with professional welding and your choice of powder coat finish handled for you. Whether you're running desert races, rock crawling, or hard recreational riding, these gusseted trailing arms give you the confidence to push harder and go further without worrying about arm failure.


How do I send in my stock trailing arms for gusseting?

After placing your order, remove your stock trailing arms and ship them to Lone Star Racing. Be sure to include a copy of your web order or write your order number on the outside of the box so your arms can be matched to your order. Once the gusseting and finishing are complete, they will be shipped back to you.

Will these gusseted trailing arms work with my stock mudflaps?

Yes - the Lone Star Racing trailing arm gusset kit is designed to retain compatibility with your stock Polaris PRO R and Turbo R mudflaps. No replacement mudflaps are required.

How long does the send-in service take?

Lead times can vary depending on current shop volume. Some products may have a lead time of 10 weeks or more. If your build is time-sensitive, it is strongly recommended that you contact Lone Star Racing before ordering to confirm the current turnaround time.

Can I get a custom color finish on my trailing arms?

Yes - Lone Star Racing offers a Custom Color option. Simply select "Custom Color" when placing your order and specify your desired color in the order notes at checkout. This allows you to match your trailing arms to the rest of your build.

What is the difference between the PRO R and Turbo R options?

The PRO R and Turbo R are different Polaris RZR models with different trailing arm geometries. Make sure to select the option that matches your specific vehicle when ordering to ensure proper fitment of the gusset kit.

Product specifications table
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