1991 BUICK COMMERCIAL CHASSIS Transmission & Drivetrain

B&M Automatic Transmission Filter Extensions are the perfect solution if you want to move your transmission filter into the oil in aftermarket B&M Transmission Pans. They are ideal for racing, towing, off-roading or just everyday driving in hot weather. They allow your transmission to operate at cooler temperatures for improved efficiency and durability! These B&M extensions are crafted from cast aluminum and come with all necessary mounting bolts to fit the valving body.

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.

B&M Holeshot Torque Converters were developed to boost the launch power of your engine at a higher RPM. These advanced torque converters will allow you to upgrade your street beast by directly improving acceleration and drivetrain strength. Featuring a furnace brazed turbine, new turbine hub, extra-strength needle type thrust bearings and dual pattern drive lugs on some GM Holeshots!

Key Features:

• Precision Gear Ring And Pinion Gear Set
• 8.5 in.
• 3.08 Ratio
• Rear

B&M Holeshot Torque Converters were developed to boost the launch power of your engine at a higher RPM. These advanced torque converters will allow you to upgrade your street beast by directly improving acceleration and drivetrain strength. Featuring a furnace brazed turbine, new turbine hub, extra-strength needle type thrust bearings and dual pattern drive lugs on some GM Holeshots!

• Automatic Transmission Shift Lever
• Incl. Shift Lever/Swivel/Cotter Pin
• Natural Finish

Key Features:

• Precision Gear Master Overhaul Kit
• GM 8.5 in.
• Incl. Pinion/Carrier Bearings
• Pinion Nut/Seal/Shims
• Preld Shims Or Crush Collar
• Mrkg Cmpd
• Oil Slingers
• Gasket/RTV

Key Features:

• Precision Gear Ring And Pinion Gear Set
• 8.5 in.
• 4.30 Ratio
• Rear

Key Features:

• Precision Gear Ring And Pinion Gear Set
• 8.5 in.
• 4.88 Ratio
• Rear

Key Features:

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