High-quality connecting rod kit designed for Yamaha YZ125 models, providing durability and precision for optimal performance. Engineered to meet or exceed OEM specifications, this kit is ideal for high-performance applications.

Features:

• Manufactured from hot-rolled ASTM 4115 steel and case-hardened to 58–62 Rc for superior durability.


• Advanced design with side scalloping and vent slots to minimize high RPM bearing race distortion.


• Double-forged rods ensure improved grain flow and dimensional consistency.


• Shot-peened and double-honed for enhanced strength under heavy loads.


• Double-drilled small ends improve lubrication and cooling for the wrist pin bearing.


• Silver-coated thrust washers and crank pin bearings for improved lubricity and reduced wear.


• Complete kit includes rod, crank pin, crank pin bearing, top end bearing, and thrust washers.

Specifications (mm):

• Big End Bearing: 22x29x16.7


• Big End Bore: 29.00


• Big End Width: 16.90


• Center to Center: 105.00


• Pin Diameter: 22.00


• Pin Length: 54.30


• Small End Bearing: 15x19x17.6


• Small End Bore: 19.00


• Small End Width: 16.90

Cross-Reference OEM Part Numbers:

• Yamaha: 5MV-11651-00-00


• Hot Rods: 8604


• Wiseco: WPR183


• Wossner: P2017


• Psychic: MX-09082

Vehicle Fitment:

Yamaha:

• YZ125 (2001–2004)

Part Number: 56-168.HR