The SuperATV RackBoss 2.0 Rack and Pinion for the 2015-2018 Polaris RZR 4 900 replaces the factory steering rack with a heavy-duty rack built for bigger tires and hard riding.
Related parts for this machine: SuperATV Polaris RZR 900 HD Tie Rod End Replacement Kit, SuperATV Polaris RZR 900 Power Steering Kit, SuperATV Polaris RZR S 900 / 4 900 Heavy-Duty Tie Rod Kit, Assault Industries Polaris RZR S 900 UHD 7075 Tie Rods.
Key Features
- Heavy-duty dual PTFE bushings: designed with X24 Tech; prevents wear; reduces slop; improves overall durability
- Solid steel tie rods use: 3/4" outer tie rod ends; rebuildable inner tie rod ends that use 3/4" rod threads and 16 mm rack threads
- Swaged tube tie rods use: 14 mm outer tie rod ends; rebuildable inner tie rod ends that use 14 mm rod threads and 16 mm rack threads; 65% larger housing than stock; over 50% less wear than OEM after 15,000 cycles; grease fitting for rack gears
Built To Solve: RZR 4 900 Problems
- A worn or broken factory steering rack
- Steering slop and play
- Rack failures on bigger tires
Best For: RZR 4 900 Owners
- RZR 4 900 owners running bigger tires or a lift
- Riders who bend or break factory parts
- Hard trail, rock and dune riders
Specifications
- Tie Rod Type options: Solid Steel Bar, Steel Swaged Tube
- Included: the rack and pinion for the option you select. Anything not listed here is not included.
- Manufacturer part numbers: HDRP-P-RZR900S-002#NH, RP-P-RZR900S-002#FN
- Installation instructions: HDRP-1-44-002 (PDF)
Fitment
- Polaris RZR 4 900 (2015-2018)
- Polaris RZR S4 900 (2018)
Replaces OEM part numbers: 1824349, 1823994.
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 4 900 models and years listed in the fitment section (2015-2018). 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 SuperATV
SuperATV designs its steering parts for specific machines and publishes model-specific install instructions. Dunes 2 Dezert SXS ships SuperATV parts nationwide.
Upgrade Your RZR 4 900
Confirm your RZR 4 900 model and year in the fitment list, choose your options and add it to your cart.
