Bowler 200-4R Aluminum Speedometer Housing – Fits GM 200-4R Transmission – Includes New Seals & O-Rings

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Our 200-4R Billet Aluminum Speedometer Housing is engineered for a perfect fit, easy installation, and long-term durability. Each housing is CNC-machined from high-quality billet a luminum, offering superior corrosion resistance and a lightweight design that outperforms factory cast versions. It’s made to fit your 200-4R speedometer gear perfectly and comes complete with new seals and O-rings for a secure, leak-free connection. Whether you’re upgrading during a build or replacing a worn-out factory housing, this piece delivers the reliability and precision you expect from Bowler Performance Transmissions. Show more