NAMURA PISTON RING SET 47.50MM HONDA CR85R 03-07 YAMAHA YZ85 02-21 S3-Size-110-09-19 Includes premium 40mm JBL speakers

Includes premium 40mm JBL speakers for superior bass response and clear voice transmission

Designed to protect exposed bolts and internal components from corrosion and dirt

Compatible with Yamaha YZ250F (2019-on)

Optimised for reduced friction and rotating mass to improve throttle response

Manufactured using a high-friction lining material for improved heat dissipation and reduced fade

NAMURA PISTON RING SET 47.50MM HONDA CR85R 03-07 YAMAHA YZ85 02-21 S3-Size-110-09-19 Includes premium 40mm JBL speakersRestore compression and engine efficiency with this precision ground piston ring set. These rings are designed to meet or exceed original equipment standards for a perfect seal within the cylinder bore. Sized at 47. 50mm to match standard bore specifications for the CR85R and YZ85 models. Constructed from high quality alloys to resist heat deformation and prevent ring flutter. Facilitates optimal heat transfer from the piston to the cylinder wall