Product Overview:- A True Performance Application Component For Cars, Trucks, Hot Rods. For Racing/Competition, Yet Popularly Used For Street Vehicles When More Horsepower Is Added. Soft Running Enough To Absorb Vibrations For Street Use Yet Rugged For Racing Use. Helps Control Torque On High Performance Vehicles. Maintains Proper Drive Shaft Angle To Help Prevent Early Wear And Unexpected Power Train Damage. Replaces The Original, Short Lived And Typically Too-Soft Rubber Mounts And Outdates Those Hard-Running Metal Transmission Mounts. Resistant To Under Vehicle Fluid Oils, Coolants And Road Contaminants. Made Of Energy's Hyper-Flex(Tm) Performance Polyurethane And Heavy Duty Hardware - For Added Durability. Product Info:- Energy Suspension 99-13 Compatible With Chevy Silverado 1500 Trans Mount - Black- Transmission Mount; Black;- TransmtManufacturer Part Number:- 3.1171GVehicle Fitment For:- 2006Compatible With Chevyavalanche 1500|Z66 Crew Cab Pickup 4-Door|5.3L 5328Cc Flex Ohc Naturally Aspirated- 1993| Compatible With Gmc |Safari|Base Standard Cargo Van 3-Door- 1993| Compatible With Gmc |Safari|Sle Standard Passenger Van 3-Door- 1993| Compatible With Gmc |Safari|Slt Standard Passenger Van 3-Door- 1993| Compatible With Gmc |Safari|Gt Extended Passenger Van 3-Door- 1989| Compatible With Gmc |Safari|Base Standard Cargo Van 3-Door|2.5L 2474Cc Gas Ohc Naturally Aspirated- 1989| Compatible With Gmc |Safari|Sle Standard Passenger Van 3-Door- 1989| Compatible With Gmc |Safari|Slt Standard Passenger Van 3-Door- 1989| Compatible With Gmc |Safari|Slx Standard Passenger Van 3-Door- 1988| Compatible With Gmc |Safari|Base Standard Cargo Van 3-Door|2.5L 2474Cc Gas Ohc Naturally Aspirated