Highly functional Riken Piston Rings fit OEM Yamaha, 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 The Following Models:

• 2000-2002 Yamaha GP1200R Piston Rings
• 2001 Yamaha XL 1200 Piston Rings
• 1999-2000 Yamaha XL LTD 1200 Piston Rings
• 2002-2005 Yamaha XLT 1200 Piston Rings
• 2000-2001 Yamaha XR 1800 1200 Piston Rings

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

2-Stroke Motor.

Standard Size Bore: 79.90mm - 66V-11603-00-00

Cylinder Resleeving Is Required For Use Of Oversize Pistons

Ring End Gap: .008~.016

One Kit Does One Piston.

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