1991 BUICK COMMERCIAL CHASSIS Transmission & Drivetrain

B&M Transkit is the ultimate transmission kit developed to fit specific vehicles. The 70226 Transkit is designed for GM 4L80E Transmissions to greatly improve their shifting performance. This comprehensive B&M shift improver kit includes all required parts to fine tune your automatic transmission to BM specifications. The package comes with complete instructions and comes with full manufacturer warranty.

B&M Automatic Transmission Deep Pans provide the perfect solution when upgrading your transmission or replacing your stock pan. These pans will help you to improve your fluid capacity and dissipate heat build-ups. The pans are available in chrome or cast aluminum finish. They are ideal for racing, towing, off-roading and even everyday driving in hot weather as they keep your transmission optimally cool. No modifications are needed to the dipstick with the B&M Deep Pans. Plus, they come packaged with a special drain plug to provide fast and clean fluid changes.

Key Features:

• Alloy USA Axle Shaft
• 30 Spline
• 30 3/8 in.
• Rear