The Hot Rods 4423 Stroker Crankshaft is a complete, ready-to-install performance crankshaft designed for select Polaris RZR 900 models. This crankshaft provides increased stroke for greater engine displacement and horsepower while serving as a dependable alternative to a costly OEM replacement. It is engineered as a drop-in replacement for most applications and typically uses the stock piston without modification.
Each Hot Rods crankshaft is factory assembled and trued to OEM specifications using proven Hot Rods connecting rods, top-end bearings, and crankshaft webs. The crankshaft is CNC machined and dynamically balanced to accommodate the increased stroke, helping support smooth, reliable engine operation. Precision-manufactured gears meet DIN Class 9 or higher quality standards for consistent performance and durability.
Features:
- Stroker crankshaft increases engine displacement and horsepower
- Complete assembly includes Hot Rods connecting rods, top-end bearings, and crankshaft webs
- Factory assembled and trued to OEM specifications
- CNC machined and dynamically balanced for the increased stroke
- Uses the stock piston in most applications
- Fully rebuildable with genuine Hot Rods connecting rods and bearings
- Designed as a drop-in replacement in most applications
The Hot Rods 4423 crankshaft fits 2014 Polaris RZR 900, 2014 Polaris RZR 900 EPS, 2013 Polaris RZR XP 4 900 Jagged X, 2013 Polaris RZR XP 900, 2013 Polaris RZR XP 900 EFI, 2013 Polaris RZR XP 900 EPS, 2013 Polaris RZR XP 4 900, 2013 Polaris RZR XP 4 900 EPS, and 2014 Polaris RZR 4 900 EPS models. Manufacturer and vendor part number: Hot Rods 4423.
Fitment:
2013 Polaris RZR XP 4 900
2013 Polaris RZR XP 4 900 EPS
2013 Polaris RZR XP 4 900 Jagged X
2013 Polaris RZR XP 900
2013 Polaris RZR XP 900 EFI
2013 Polaris RZR XP 900 EPS
2014 Polaris RZR 4 900 EPS
2014 Polaris RZR 900
2014 Polaris RZR 900 EPS