Bert Transmission Piston - 1-3/8" R100032XL Installs easily with included eye-bolts

Installs easily with included eye-bolts

Asphalt and Dirt Modifieds

Not for use with EGT gauges

1986-1990 GMC K2500

Bert Transmission Piston - 1-3/8" R100032XL Installs easily with included eye-boltsTransmission Piston, 1 3 8 in OD, Aluminum, Natural, Bert Transmissions. Genuine Bert replacement part. Thousands of races have been have been won with Bert Transmissions. Bert Transmissions feature dog tooth final drive for butter smooth shifts and positive engagement. By significantly reducing drive line bind, the Bert Ballspline Transmission allows the rear suspension to move faster and smoother, greatly improving traction on todayas dry, slick