17012-0101831 -

Listen for high-pitched whining (indicates wear) or "clunking" sounds (indicates chipped or broken teeth). If the truck pops out of gear under load, the engagement teeth on this part may be worn.

Remove the transmission assembly from the vehicle and disassemble the main shaft or countershaft where the 17012-0101831 gear is located. 17012-0101831

Drain the transmission fluid completely before opening the housing. 17012-0101831

Replacing a transmission gear is a complex task that requires specialized tools. 17012-0101831

This part is most commonly found in the transmissions of heavy trucks. Key compatible platforms include: