Designed for reliability and ease of maintenance, the FMF Pipe Spring & O-Ring Kit (P/N 011311) provides essential components for secure installation of your exhaust system. Crafted to be compatible with both stock and FMF pipes, this kit ensures tight, durable sealing to withstand the demands of motocross and off-road riding.

Features

• Specifically engineered for use with stock or FMF exhaust pipes
• Precision manufacturing for reliable, leak-free sealing
• Lightweight with a total kit weight of 0.3 lbs
• Complete kit includes all required springs and O-rings for installation

Specifications

• Item ID: 011311
• Weight: 0.3 lbs

Vehicle Fitment

Kawasaki

• KX125 (1988–2002)

Yamaha

• YZ85 (2019–2026)