Gearbox Mount: 65-early 80's GM Various USA made (NOT a cheap copy)From and made in the USA Premium Energy Suspension component the unbreakable specifically designed gearbox mount for the 60's & 70's GM Turbo & Powerglide, Muncie gearbox's there like many parts is a cheap visually similar mount now out of China with no warranty not known maker. The best mount going at the best price too. Installation Guide (Printable) These unlike the GM mounts which are catch framed inside to prevent breakage its a patented design.