Yamaha 3L5-17550-00-00 Driven Pinion Shaft Yamaha Motorcycle Transmission

The Yamaha 3L5-17550-00-00 Driven Pinion Shaft is an OEM-grade, hardened-steel gear shaft designed for internal use in motorcycle transmissions to transfer torque and engage gears for precise power delivery. This precision-machined shaft fits Yamaha transmissions (model-specific fitment) and is engineered for durable wear resistance through heat-treating, ensuring reliable gear meshing and alignment within the drivetrain. It serves in replacement, repair, or overhaul projects to restore transmission function in Yamaha motorcycles and other small engine assemblies that require accurate gear engagement. Common replacements include Yamaha 2A6-17550-00-00, 3Y1-17550-00-00, and 1T3-17550-00-00.