The Hot Rods HR00122 Bottom End Kit provides the essential components needed for a complete crankshaft installation and lower-engine rebuild on select Polaris RZR 900 models. Designed as a comprehensive replacement solution, this kit helps simplify engine service by combining the crankshaft, main bearings, seals, and complete engine gasket set in one package.
Hot Rods Bottom End kits offer a choice between Hot Rods Heavy Duty OE replacement crankshafts and Heavy Duty Stroker crankshafts, depending on the kit configuration. The included Hot Rods main bearings and seals are engineered to support dependable crankshaft installation, while the complete engine gasket set includes the gaskets and seals required for a complete engine rebuild.
Fitment includes the 2018 Polaris RZR S4 900 EPS, 2018 Polaris RZR 900 EPS, 2018 Polaris RZR 900 S, and 2018 Polaris RZR 900; 2019 Polaris RZR 900, RZR 900 EPS, and RZR 900 S; and 2020 Polaris RZR 900 Trail, RZR 900 Trail S EPS, and RZR 900 Trail S Premium EPS. Verify the vehicle model and engine configuration before installation. This kit is manufactured by Hot Rods and identified by manufacturer part number HR00122 and vendor part number 421-HR0122.
Features:
- Complete bottom end kit for crankshaft installation and lower-engine rebuilding
- Hot Rods Heavy Duty OE replacement crankshaft or Heavy Duty Stroker crankshaft configuration
- Includes Hot Rods main bearings and seals kit
- Complete engine gasket set includes gaskets and seals for a complete engine rebuild
- Fits select 2018–2020 Polaris RZR 900 models, including EPS, S, Trail, and S4 applications
- Brand: Hot Rods
- Manufacturer part number: HR00122
- Vendor part number: 421-HR0122
Fitment:
2018 Polaris RZR 900
2018 Polaris RZR 900 EPS
2018 Polaris RZR 900 S
2018 Polaris RZR S4 900 EPS
2019 Polaris RZR 900
2019 Polaris RZR 900 EPS
2019 Polaris RZR 900 S
2020 Polaris RZR 900 50 Inch
2020 Polaris RZR 900 Trail
2020 Polaris RZR 900 Trail S EPS
2020 Polaris RZR 900 Trail S Premium EPS