Description:

PRODUCT INFORMATION: Adopting chromoly steel with durability and strict tolerances for a well alignment. 13 tooth bolt washer with CNC precision machined to stay durable and not easily deformed.. OE Number 90179-18020 90215-21256. NOTIFICATION: The Lock washer has splines inside just like shaft, just line those splines up, and hold it's outer edge so to keep it engaging the splines then put the nut on. Use a 50 foot pounds wrench to tighten the nuts. Last fold over lock washer to keep firm..