Many websites sell rebuilt automatic and manual transmissions including Summit Racing, JEGS and Speedway Motors. As of 2015, Turner Motorsport and eBay also have rebuilt transmissions for sale.
Summit Racing offers free shipping, expert technical advice and an easy return policy. JEGS sells B&M remanufactured transmissions for General Motors and Ford vehicles and offers next-day shipping with a standard truck freight fee of $119.
Speedway Motor's rebuilt Ford C4 transmissions are remanufactured with heavy-duty parts, and they are rated to 550 horse power. Turner Motorsport sells rebuilt E46 M3 manual transmissions for BMWs that come with a two-year warranty. EBay has auction listing for rebuilt transmissions that fit Ford, General Motors and Honda vehicles.