Highly functional Riken Piston Rings fit Original OEM, WSM Performance and Pro X Performance pistons. Meticulous product design and advanced manufacturing backed by a strong production system make Riken Piston Rings the top choice for performance and value.

Note: Wiseco Performance Pistons use their own proprietary style piston rings. Please see the Wiseco Piston Ring section for ring replacement on Wiseco Pistons.

Fits: 1996-1997 Polaris SL 900 (All).

OEM Polaris pistons, WSM Performance Pistons and Pro X Pistons.

2-Stroke Motor.

Standard Size Bore: 74.5mm - 2200818

Ring End Gap: .010~.018

One Kit Does One Piston.

Note: Generic image and may not depict your actual kit.