Gearbox Oil Specs?

Answer The gearbox, or transmission, translates kinetic motion into force and torque. The standard gearbox is the automatic or manual transmission on a vehicle. The American Petroleum Institute (API) cate... Read More »

Top Q&A For: Gearbox Oil Specs

What is a gearbox?

A gearbox is the protective housing for an automobile's gear lever and attached gears. The gearbox is an extension of the transmission, and the gears within the gearbox transfer power between the e... Read More »

How to Check Gearbox Oil?

The gear oil inside of the gearbox keeps the gears lubricated and cool. The gear oil binds to the metal gears and prevents heat friction from metal to metal contact. Once that the gear oil starts t... Read More »

How to Flush a Gearbox?

Vehicles equipped with manual transmissions normally have gearboxes instead of internal transmissions covered by drop pans. The gearbox houses the gears, which allow the vehicle to operate at diffe... Read More »

Transmission Oil vs. Gearbox Oil?

Oils and lubricants are a vital part of any mechanical assembly on your car, at least as much so as any connecting rod, bearing or whatever else you care to name. The liquid components of your tran... Read More »