Feature(may vary by option.)

●Reasonable lubrication system design can improve bearing performance.
●Long idling may lead to fracture and damage of crankshaft bearing oil film, so long idling should be avoided.
●The crankshaft bearing is easy to produce thermal expansion under high temperature, so the working temperature of the engine is controlled reasonably.
●The main function of bearings is to reduce friction and support connecting rod movement.
●The connecting rod bearings have low vibration characteristics to provide a comfortable driving experience.

[Oversize 25]

Description

Quantity: 10pcs/set (one motorcycle need 10pcs Main Crankshaft Bearing)
Condition: aftermaket
Meterial: AL Alloy
Position: Main Crankshaft
Main Crankshaft Bearing Shaft Diameter:
STD 32mm
+25 31.75mm
+50 31.5mm
Fitment:
Compatible With YAMAHA
XJR400 4HM-0 4HM-10 4HM-20 4HM-30 4HM-40
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