How transmissions are shipped internationally — packaging, freight options, and what affects cost and transit time for your gearbox.

Replacing a manual gearbox often means more than the gearbox itself. Learn the related parts — clutch, flywheel, seals — worth replacing at the same time.

Recognize the common symptoms of a failing automatic transmission early — slipping, harsh shifts, warning lights — and know what to do next.

Matching a used gearbox to your engine and drivetrain — the details that ensure the unit bolts up and works, and how to confirm them before buying.

CVT or traditional automatic? Understand the differences that matter when replacing one, including sourcing, matching and what to confirm before buying.

What a transmission rebuild involves, how it compares to a used or remanufactured unit, and when rebuilding is worth it.

Signs your gearbox is failing, how to tell whether repair or replacement makes more sense, and what information to gather before sourcing a unit.

Understand the difference between 2WD, 4WD and AWD transmissions and why matching the drivetrain is essential when ordering a replacement gearbox.

What to look for when buying a used transmission — code matching, condition, testing, drivetrain and seller transparency — to avoid a costly mistake.

Your transmission code ensures you order the correct gearbox. Learn where to find it, how to read it, and how to use it when requesting a quote.