Bert Rear Counter Gear for Bert Late Model Transmission 57-58 1975-1991 Ford F-250

1975-1991 Ford F-250

1967-1986 Mercury Marquis

Harmonic Balancer Elastomer Rings

Coil-On-plug

Certified to ISO 8846

Bert Rear Counter Gear for Bert Late Model Transmission 57-58 1975-1991 Ford F-250Product Description: Transmission Counter Gear Rear Steel Natural Bert Transmissions Sold Individually 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