Bert Transmission Piston - 1-3/8" Wheel & Tire Fastener Kits 4-1/2" wide

4-1/2" wide

1975-1989 Buick Electra

Born from the demands of the endless silt beds of the Baja 1000

2001-2005 Ford Explorer Sport Trac

Bert Transmission Piston - 1-3/8" Wheel & Tire Fastener Kits 4-1/2" wideTransmission 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