Bert Rear Oil Seal 721015 BD's roots

BD's roots

Check out all our products from B2 Helmets including B2 Helmet Shields and Accessories

900'' intake valves

Recommended re-oiling every 20-30k miles

1 in Increments

Bert Rear Oil Seal 721015 BD's rootsProduct Description: Transmission Output Seal Rubber Steel Bert Late Model Transmission 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