Heavy-duty connecting rod rebuild kit designed for Yamaha YZ250 (1983-1989) and WR250 (1983-1989) models. This high-performance OE replacement kit provides durability and reliability for demanding use and includes all necessary components for a complete rebuild.

Features:

• Manufactured from certified chrome alloy steel for superior strength.


• Crankpins made from hot-rolled ASTM steel and case-hardened for durability.


• Utilizes advanced caged needle roller bearing design for enhanced high-RPM longevity.


• Thrust washers are silver-coated and made from bronze phosphor.


• Complete rod assembly includes rod, crankpin, crankpin bearing, top-end bearing, and thrust washers.


• Fully compatible with aftermarket and OE crankshafts.


• Material: SNCM220.

Specifications:

• Centre to Centre: 130 mm


• Small End Bearing: 18x23x21.65 mm


• Small End Bore Ø: 23 mm


• Small End Width: 20 mm


• Big End Bearing: 25x31x19.80 mm


• Big End Bore Ø: 31 mm


• Big End Width: 20.00 mm


• Big End Pin Ø: 25 mm


• Big End Pin Length: 59.90 mm


• Washer Thickness: 25x40x1 mm

Cross-Reference OEM Part Numbers:

24Y-11651-01-00, 93310-425T1-00, 93310-425P2-00, 2X4-11681-00-00, HOTRODS 8106, PROX 03-2304, WOSSNER P2048.

Vehicle Fitment:

• Yamaha YZ250: 1983, 1984, 1985, 1986, 1987, 1988, 1989.


• Yamaha WR250: 1983, 1984, 1985, 1986, 1987, 1988, 1989.

Part Number: 56-938.DR