Yamaha Gas G-Boost Severe-Duty Oversize Tire Clutch Kit (Models G29/Drive)YAMAHA GAS G BOOST SEVERE DUTY OVERSIZE TIRE CLUTCH KIT (MODELS G29 DRIVE) Specifications: G Boost Technologies Severe Duty Oversize Tire Clutch Kit Yamaha G29 DRIVE Gas Models Kit gives more low end torque & increases backshift downshift Note: All Erlandson Severe Duty Kevlar drive belts exceed OEM quality standards: cord strength, compression load capabilities, and heat resistance. SPECIFICATIONS Make Model Year Power YAMAHA G29 DRIVE GAS 2007 2012