Up & Running Polaris RZR RS1 Rear Knuckle (2018-2021)
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The Up & Running Rear Knuckle for the 2018-2021 Polaris RZR RS1 replaces a bent or damaged factory rear knuckle.
Related parts for this machine: SuperATV Polaris RZR Brake Pads, Up & Running Polaris RZR Brake Caliper, Up & Running Polaris RZR Brake Rotor, Up & Running Polaris RZR Oil Change Kit.
Key Features
- Sold individually
- OEM quality
- Made of cast aluminum
Built To Solve: RZR RS1 Problems
- A bent rear knuckle
- Damage after a hard hit
- Paying dealer prices for a replacement
Best For: RZR RS1 Owners
- RZR RS1 owners replacing a failed part
- Owners doing their own repairs
- Riders who want a direct-fit replacement
Specifications
- Location options: Left Side, Right Side
- Included: the rear knuckle for the side you select. Anything not listed here is not included.
- Manufacturer part numbers: HKR-P-RZR1KL-001#AA, HKR-P-RZR1KR-001#AA
- Installation instructions: HKR-P-RZR1KL_R-001 (PDF)
Fitment
- Polaris RZR RS1 (2018-2021)
Replaces OEM part numbers: left side 5140634; right side 5140635 (R).
The manufacturer lists these applications by model and year. Fitment is not guaranteed on models, trims or years not listed above; confirm your exact model before ordering.
FAQ
Which machines does this fit?
The RZR RS1 models and years listed in the fitment section (2018-2021). Confirm your exact model before ordering.
Are there any fitment notes?
Yes. Check the notes under the fitment list before ordering.
Which option should I choose?
Pick the option that matches your machine and setup. The options are listed in the Specifications section.
Are install instructions available?
Yes. The manufacturer installation instructions are linked in the Specifications section.
Why Up & Running
Up & Running is SuperATV's replacement parts line, built as direct-fit replacements for factory engine, brake and electrical parts. Dunes 2 Dezert SXS ships Up & Running parts nationwide.
Upgrade Your RZR RS1
Confirm your RZR RS1 model and year in the fitment list, choose your options and add it to your cart.
