The SuperATV Billet Rear Knuckles for the 2018-2022 Polaris RZR RS1 replace the factory rear knuckles with billet aluminum knuckles.
Related parts for this machine: Assault Industries Polaris RZR RS1 Billet Motor Mount Kit, Assault Industries RZR & Ranger Hellfire V2 Shift Knob.
Key Features
- Made of 7075 billet aluminum
- Virtually two times stronger than factory knuckles
- Compatible with stock and aftermarket suspension and wheel bearings
- Includes left and right rear knuckles
Built To Solve: RZR RS1 Problems
- Bent or broken factory knuckles
- Weak cast knuckles on a built machine
- Rear suspension failures on hard hits
Best For: RZR RS1 Owners
- RZR RS1 owners building for hard riding
- Desert, dune and rock riders
- Riders upgrading past stock strength
Specifications
- Included: the rear knuckles. Anything not listed here is not included.
- Manufacturer part number: HKP-P-RZR1K-B#RS
- Installation instructions: IN-HKP-P-RZR1K-B (PDF)
Fitment
- Polaris RZR RS1 (2018-2022)
Replacement for OE #'s: 5140634, 5140635.
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 (2018-2022). Confirm your exact model before ordering.
Are there any fitment notes?
Yes. Check the notes under the fitment list before ordering.
Are install instructions available?
Yes. The manufacturer installation instructions are linked in the Specifications section.
Why SuperATV
SuperATV designs its parts for specific machines and publishes model-specific install instructions. Dunes 2 Dezert SXS ships SuperATV parts nationwide.
Upgrade Your RZR RS1
Confirm your RZR RS1 model and year in the fitment list, then add it to your cart.
