A connecting rod rebuild kit supplied complete with rod, crankpin, crankpin bearing, top end bearing and thrust washers (where required). Designed as a heavy-duty OE replacement, using certified chrome alloy steel components and caged needle roller bearings for high-RPM durability.

Features

• Heavy-duty OE replacement connecting rod


• Certified chrome alloy steel for superior strength


• Crankpins manufactured from hot-rolled ASTM steel and case hardened


• Caged needle roller bearing design for high RPM longevity


• Bronze phosphor thrust washers with silver coating


• Assembly includes rod, crankpin, crankpin bearing, top end bearing and thrust washers (if required)


• Fully compatible with aftermarket and OE crankshafts

Specifications

• Material: SNCM220


• Rod centre-to-centre: 125.00 mm


• Small end eye: 18/22 mm


• Width: 20.00 mm


• Crank pin: 24.00 × 58 mm (long)


• Drawing dimensions (mm): A = 125, B = 18, C = 24, D = 20, E = 22, F = 58.5


• Small end bearing: 18 × 22 × 23.5 mm


• Small end bore Ø: 22 mm


• Small end width: 22 mm


• Big end bearing: 24 × 32 × 19.8 mm


• Big end bore Ø: 32 mm


• Big end width: 20 mm


• Big end pin Ø: 24 mm


• Big end pin length: 58.5 mm


• Washer thickness: 24 × 42 × 1.0 mm

Cross-Reference OEM Part Numbers

• RK-5207


• 13032-1279


• 13044-5056


• Psychic: MX-09033


• Namura: RX-20008


• ProX: 03.4309


• Wössner: P2022


• Hot Rods: 8108


• Athena: P40321034


• 56-110.DR

Vehicle Fitments

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  Kawasaki KX250 1978–2008