# CMX 8-2091 Brake Drum for 1980-1992 GMC Sonoma ### Performance Overview As a leader in the Automotive Braking industry, CMX delivers unrivaled braking solutions that redefine performance, reliability, and safety for your vehicle. CMX offers a comprehensive range of cutting-edge brake components meticulously engineered to meet the demands of do-it-yourself customers, garages and large fleet operators. From high-performance brake pads and rotors, to durable brake drums, reliable brake wheel cylinders, state-of-the-art brake shoes and convenient brake kits, CMX has everything you need to elevate your vehicle's braking system. We delivers the highest standards of quality and reliability for your braking needs, enabling you to drive with confidence, precision, and peace of mind.This brake Drum is listed for 1980-1992 GMC Sonoma, GMC Syclone, Oldsmobile Bravada, Chevrolet Camaro, Cadillac Brougham, Chevrolet Caprice, Oldsmobile Cutlass Supreme, Chevrolet LLV and more. Please review the fitment chart before ordering. ### Key Features - Designed as a direct replacement brake Drum for compatible vehicle applications - Built for dependable daily driving performance and consistent fitment - Application-specific design helps support proper installation and function ### Package include: - 1x Rear Brake Drum ### Vehicle Fitment **Fitment Summary:** 1980-1992 GMC Sonoma, GMC Syclone, Oldsmobile Bravada, Chevrolet Camaro, Cadillac Brougham, Chevrolet Caprice, Oldsmobile Cutlass Supreme, Chevrolet LLV and more **Position:** Rear - 1991 GMC Sonoma — Position: Rear - 1991 GMC Syclone — Position: Rear - 1991 Oldsmobile Bravada — Position: Rear - 1989-1992 Chevrolet Camaro — Position: Rear - 1988-1989 Cadillac Brougham — Position: Rear; Note: With 9.5" Diameter Drum - 1988 Chevrolet Camaro — Position: Rear; Fitment Precision: Drum rear brakes - 1988-1990 Chevrolet Caprice — Position: Rear; Note: 9-1/2" x 2" Size Drum - 1988 Oldsmobile Cutlass Supreme — Position: Rear; Fitment Precision: RWD - 1987 Chevrolet Caprice — Position: Rear; Note: With 9-1/2" Diameter Drum - 1987-1988 Chevrolet LLV — Position: Rear; Note: With Positraction Axle Stamped PCG, PZT, RNS ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, fitment precision, and any notes using the compatibility list above before purchase. **What part number is this?** The listed part number is 8-2091. **Is this product designed for direct replacement?** Yes. This product is intended to match compatible vehicle applications listed in the fitment section. **Should I confirm fitment before ordering?** Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering. ### Common Searches - brake Drum for GMC Sonoma - 1980-1992 GMC Sonoma brake Drum - 8-2091 fitment - CMX brake Drum - Rear brake Drum - brake Drum for GMC Syclone ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 1991 GMC Sonoma Rear 1991 GMC Syclone Rear 1991 Oldsmobile Bravada Rear 1989 Chevrolet Camaro Rear 1990 Chevrolet Camaro Rear 1991 Chevrolet Camaro Rear 1992 Chevrolet Camaro Rear 1988 Cadillac Brougham Rear With 9.5" Diameter Drum 1989 Cadillac Brougham Rear With 9.5" Diameter Drum 1988 Chevrolet Camaro Rear Drum rear brakes 1988 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1989 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1990 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1988 Oldsmobile Cutlass Supreme Rear RWD 1987 Chevrolet Caprice Rear With 9-1/2" Diameter Drum 1987 Chevrolet LLV Rear With Positraction Axle Stamped PCG, PZT, RNS 1988 Chevrolet LLV Rear With Positraction Axle Stamped PCG, PZT, RNS 1985 Chevrolet Camaro Rear 1986 Chevrolet Camaro Rear 1987 Chevrolet Camaro Rear 1985 GMC Jimmy Rear 1986 GMC Jimmy Rear 1987 GMC Jimmy Rear 1988 GMC Jimmy Rear 1989 GMC Jimmy Rear 1990 GMC Jimmy Rear 1991 GMC Jimmy Rear 1985 Oldsmobile Cutlass Rear 1986 Oldsmobile Cutlass Rear 1987 Oldsmobile Cutlass Rear 1985 Oldsmobile Cutlass Salon Rear 1986 Oldsmobile Cutlass Salon Rear 1987 Oldsmobile Cutlass Salon Rear 1985 Oldsmobile Cutlass Supreme Rear With 9" Diameter Drum 1986 Oldsmobile Cutlass Supreme Rear With 9" Diameter Drum 1987 Oldsmobile Cutlass Supreme Rear With 9" Diameter Drum 1985 Pontiac Bonneville Rear 9-1/2" x 2" Size Drum 1986 Pontiac Bonneville Rear 9-1/2" x 2" Size Drum 1983 Chevrolet S10 Blazer Rear 1984 Chevrolet S10 Blazer Rear 1985 Chevrolet S10 Blazer Rear 1986 Chevrolet S10 Blazer Rear 1987 Chevrolet S10 Blazer Rear 1988 Chevrolet S10 Blazer Rear 1989 Chevrolet S10 Blazer Rear 1990 Chevrolet S10 Blazer Rear 1991 Chevrolet S10 Blazer Rear 1983 GMC S15 Jimmy Rear 1984 GMC S15 Jimmy Rear 1985 GMC S15 Jimmy Rear 1986 GMC S15 Jimmy Rear 1987 GMC S15 Jimmy Rear 1988 GMC S15 Jimmy Rear 1989 GMC S15 Jimmy Rear 1990 GMC S15 Jimmy Rear 1991 GMC S15 Jimmy Rear 1983 Pontiac Parisienne Rear 9-1/2" x 2" Size Drum 1984 Pontiac Parisienne Rear 9-1/2" x 2" Size Drum 1985 Pontiac Parisienne Rear 9-1/2" x 2" Size Drum 1986 Pontiac Parisienne Rear 9-1/2" x 2" Size Drum 1982 Chevrolet Camaro Rear Drum rear brakes 1983 Chevrolet Camaro Rear Drum rear brakes 1984 Chevrolet Camaro Rear Drum rear brakes 1982 Chevrolet S10 Rear 1983 Chevrolet S10 Rear 1984 Chevrolet S10 Rear 1985 Chevrolet S10 Rear 1986 Chevrolet S10 Rear 1987 Chevrolet S10 Rear 1988 Chevrolet S10 Rear 1989 Chevrolet S10 Rear 1990 Chevrolet S10 Rear 1991 Chevrolet S10 Rear 1982 GMC S15 Rear 1983 GMC S15 Rear 1984 GMC S15 Rear 1985 GMC S15 Rear 1986 GMC S15 Rear 1987 GMC S15 Rear 1988 GMC S15 Rear 1989 GMC S15 Rear 1990 GMC S15 Rear 1982 Pontiac Bonneville Rear 1983 Pontiac Bonneville Rear 1984 Pontiac Bonneville Rear 1981 Chevrolet Bel Air Rear 9-1/2" x 2" Size Drum 1980 Buick Century Rear 1981 Buick Century Rear 1980 Buick Electra Rear With 9.5" Diameter Drum 1981 Buick Electra Rear With 9.5" Diameter Drum 1982 Buick Electra Rear With 9.5" Diameter Drum 1983 Buick Electra Rear With 9.5" Diameter Drum 1984 Buick Electra Rear With 9.5" Diameter Drum 1985 Buick Electra Rear With 9.5" Diameter Drum 1986 Buick Electra Rear With 9.5" Diameter Drum 1980 Buick Estate Wagon Rear With 9.5" Diameter Drum 1981 Buick Estate Wagon Rear With 9.5" Diameter Drum 1982 Buick Estate Wagon Rear With 9.5" Diameter Drum 1983 Buick Estate Wagon Rear With 9.5" Diameter Drum 1980 Buick LeSabre Rear 9-1/2" x 2" Size Drum 1981 Buick LeSabre Rear 9-1/2" x 2" Size Drum 1982 Buick LeSabre Rear 9-1/2" x 2" Size Drum 1983 Buick LeSabre Rear 9-1/2" x 2" Size Drum 1984 Buick LeSabre Rear 9-1/2" x 2" Size Drum 1985 Buick LeSabre Rear 9-1/2" x 2" Size Drum 1980 Buick Regal Rear 1981 Buick Regal Rear 1982 Buick Regal Rear 1983 Buick Regal Rear 1984 Buick Regal Rear 1985 Buick Regal Rear 1986 Buick Regal Rear 1987 Buick Regal Rear 1980 Buick Riviera Rear 1981 Buick Riviera Rear 1982 Buick Riviera Rear 1983 Buick Riviera Rear 1984 Buick Riviera Rear 1985 Buick Riviera Rear 1980 Chevrolet Camaro Rear 1981 Chevrolet Camaro Rear 1980 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1981 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1982 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1983 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1984 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1985 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1986 Chevrolet Caprice Rear 9-1/2" x 2" Size Drum 1980 Chevrolet El Camino Rear 1981 Chevrolet El Camino Rear 1982 Chevrolet El Camino Rear 1983 Chevrolet El Camino Rear 1984 Chevrolet El Camino Rear 1985 Chevrolet El Camino Rear 1986 Chevrolet El Camino Rear 1987 Chevrolet El Camino Rear 1980 Chevrolet Impala Rear 9-1/2" x 2" Size Drum 1981 Chevrolet Impala Rear 9-1/2" x 2" Size Drum 1982 Chevrolet Impala Rear 9-1/2" x 2" Size Drum 1983 Chevrolet Impala Rear 9-1/2" x 2" Size Drum 1984 Chevrolet Impala Rear 9-1/2" x 2" Size Drum 1985 Chevrolet Impala Rear 9-1/2" x 2" Size Drum 1980 Chevrolet Malibu Rear 1981 Chevrolet Malibu Rear 1982 Chevrolet Malibu Rear 1983 Chevrolet Malibu Rear 1980 Chevrolet Monte Carlo Rear 1981 Chevrolet Monte Carlo Rear 1982 Chevrolet Monte Carlo Rear 1983 Chevrolet Monte Carlo Rear 1984 Chevrolet Monte Carlo Rear 1985 Chevrolet Monte Carlo Rear 1986 Chevrolet Monte Carlo Rear 1987 Chevrolet Monte Carlo Rear 1988 Chevrolet Monte Carlo Rear 1980 GMC Caballero Rear 1981 GMC Caballero Rear 1982 GMC Caballero Rear 1983 GMC Caballero Rear 1984 GMC Caballero Rear 1985 GMC Caballero Rear 1986 GMC Caballero Rear 1987 GMC Caballero Rear 1980 Oldsmobile 98 Rear With 9-1/2" Diameter Drum 1981 Oldsmobile 98 Rear With 9-1/2" Diameter Drum 1980 Oldsmobile Custom Cruiser Rear With 9-1/2" Diameter Drum 1981 Oldsmobile Custom Cruiser Rear With 9-1/2" Diameter Drum 1982 Oldsmobile Custom Cruiser Rear With 9-1/2" Diameter Drum 1983 Oldsmobile Custom Cruiser Rear With 9-1/2" Diameter Drum 1984 Oldsmobile Custom Cruiser Rear With 9-1/2" Diameter Drum 1985 Oldsmobile Custom Cruiser Rear With 9-1/2" Diameter Drum 1980 Oldsmobile Cutlass Rear 1981 Oldsmobile Cutlass Rear 1980 Oldsmobile Cutlass Calais Rear 1981 Oldsmobile Cutlass Calais Rear 1982 Oldsmobile Cutlass Calais Rear 1983 Oldsmobile Cutlass Calais Rear 1984 Oldsmobile Cutlass Calais Rear 1980 Oldsmobile Cutlass Cruiser Rear 1981 Oldsmobile Cutlass Cruiser Rear 1982 Oldsmobile Cutlass Cruiser Rear 1983 Oldsmobile Cutlass Cruiser Rear 1980 Oldsmobile Cutlass Salon Rear 1980 Oldsmobile Cutlass Supreme Rear 1981 Oldsmobile Cutlass Supreme Rear 1982 Oldsmobile Cutlass Supreme Rear 1983 Oldsmobile Cutlass Supreme Rear 1984 Oldsmobile Cutlass Supreme Rear 1980 Oldsmobile Delta 88 Rear 9-1/2" x 2" Size Drum 1981 Oldsmobile Delta 88 Rear 9-1/2" x 2" Size Drum 1982 Oldsmobile Delta 88 Rear 9-1/2" x 2" Size Drum 1983 Oldsmobile Delta 88 Rear 9-1/2" x 2" Size Drum 1984 Oldsmobile Delta 88 Rear 9-1/2" x 2" Size Drum 1985 Oldsmobile Delta 88 Rear 9-1/2" x 2" Size Drum 1980 Oldsmobile Toronado Rear 1981 Oldsmobile Toronado Rear 1982 Oldsmobile Toronado Rear 1983 Oldsmobile Toronado Rear 1984 Oldsmobile Toronado Rear 1985 Oldsmobile Toronado Rear 1980 Pontiac Bonneville Rear 9-1/2" x 2" Size Drum 1981 Pontiac Bonneville Rear 9-1/2" x 2" Size Drum 1980 Pontiac Catalina Rear 9-1/2" x 2" Size Drum 1981 Pontiac Catalina Rear 9-1/2" x 2" Size Drum 1980 Pontiac Firebird Rear Drum rear brakes 1981 Pontiac Firebird Rear Drum rear brakes 1982 Pontiac Firebird Rear Drum rear brakes 1983 Pontiac Firebird Rear Drum rear brakes 1984 Pontiac Firebird Rear Drum rear brakes 1985 Pontiac Firebird Rear Drum rear brakes 1986 Pontiac Firebird Rear Drum rear brakes 1987 Pontiac Firebird Rear Drum rear brakes 1988 Pontiac Firebird Rear Drum rear brakes 1989 Pontiac Firebird Rear Drum rear brakes 1990 Pontiac Firebird Rear Drum rear brakes 1991 Pontiac Firebird Rear Drum rear brakes 1992 Pontiac Firebird Rear Drum rear brakes 1980 Pontiac Grand Am Rear 1980 Pontiac Grand LeMans Rear 1981 Pontiac Grand LeMans Rear 1980 Pontiac Grand Prix Rear 1981 Pontiac Grand Prix Rear 1982 Pontiac Grand Prix Rear 1983 Pontiac Grand Prix Rear 1984 Pontiac Grand Prix Rear 1985 Pontiac Grand Prix Rear 1986 Pontiac Grand Prix Rear 1987 Pontiac Grand Prix Rear 1980 Pontiac LeMans Rear 1981 Pontiac LeMans Rear 1980 Pontiac Parisienne Rear With 9-1/2" Diameter Drum 1981 Pontiac Parisienne Rear With 9-1/2" Diameter Drum 1982 Pontiac Parisienne Rear With 9-1/2" Diameter Drum ## Details - **Price:** 44.15 CAD - **Vendor:** CMX - **Type:** Brake Drum - **Tags:** 1980-1981-oldsmobile-98-brake-drum-rear-with-9-1-2--diameter-drum-esi8761713, 1985 Chevrolet Camaro, 1985 GMC Jimmy, 1985-1991-gmc-jimmy-brake-drum-rear-esi8568991, 1986 Chevrolet Camaro, 1986 GMC Jimmy, 1987 Chevrolet Camaro, 1987 Chevrolet Caprice, 1987 Chevrolet LLV, 1987 GMC Jimmy, 1988 Cadillac Brougham, 1988 Chevrolet Camaro, 1988 Chevrolet Caprice, 1988 Chevrolet LLV, 1988 GMC Jimmy, 1988 Oldsmobile Cutlass Supreme, 1989 Cadillac Brougham, 1989 Chevrolet Camaro, 1989 Chevrolet Caprice, 1989 GMC Jimmy, 1990 Chevrolet Camaro, 1990 Chevrolet Caprice, 1991 Chevrolet Camaro, 1991 GMC Sonoma, 1991 GMC Syclone, 1991 Oldsmobile Bravada, 1991-1991-gmc-sonoma-brake-drum-rear-esi5852794, 1992 Chevrolet Camaro, 8-2091, Automotive Parts, Brake Drum, CMX, CMX 8-2091, Daily Driving, Direct Replacement, Rear, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 44.15 CAD | In stock | ## Images - CMX 8-2091 Brake Drum for 1980-1992 GMC Sonoma product image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-8-2091-brake-drum-for-1980-1992-gmc-sonoma-8-2091) > Updated: 2026-07-15