FITMENT: Fits for GM 200, 200C, 200-4R TURBO 350, 350C TURBO 400, 425, 475 GM 700-R4 GM 4L60 GM Allison – 540，includes Seal. FEATURES: 1）Practical Function– A must have tool to remove the leaky seal around the shifter selector shaft mechanism through the transmission case. 2）Superior Material– Made of high quality steel and rubber with great durability and sturdiness. Rust and corrosion resistance. Carefully manufactured and strictly tested to ensure long term use. .