TRQ
SKU: BCA51990
TRQ Brake Master Cylinder Compatible with Buick Cadillac Chevrolet Oldsmobile Pontiac
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Guaranteed Fit
Quality Tested
Easy Returns
- Reference Numbers: M104458; MC39328
- YOUR TRUSTED DIY VIDEO SOURCE: TRQ offers the largest catalog of DIY videos for replacement parts, making installation easier and repairs more accessible. Our mission is to help you "View Before You Do," with hundreds of new videos added weekly.
- YOUR TRUSTED DIY VIDEO SOURCE: TRQ offers the largest catalog of DIY videos for replacement parts, making installation easier and repairs more accessible. Our mission is to help you "View Before You Do," with hundreds of new videos added weekly.
- EASE OF INSTALLATION: Save time and effort with pre-assembled components designed as direct replacements for the original equipment, ensuring precise fit and eliminating the need for modifications.
- TRUST & COMPATIBILITY: For over 25 years, TRQ has been the premium choice for direct-fit replacement parts. Confirm fitment with the Amazon Garage "confirmed fit" feature and review our full compatibility chart below before purchase.
Product Details
Product Attributes
| Master Cylinder Bore Diameter | 28.58 mm |
| Master Cylinder Material | Aluminum |
| Sensor Included | No |
| Grade Type | Standard Replacement |
| Reservoir Included | Yes |
| Master Cylinder Cap Included | Yes |
| Bleeder Kit Included | Yes |
Reference Numbers
M104458MC39328
Vehicle Fitment
Confirmed compatible vehicles for this part
| Year | Make | Model | Sub-Model | Engine / Details |
|---|---|---|---|---|
| 1981 | Chevrolet | Camaro | All | N/A |
| 1984 | Buick | Electra | All | N/A |
| 1987 | Buick | Electra | Estate Wagon | N/A |
| 1988 | Buick | LeSabre | Estate Wagon | with Master Cylinder Casting #18008049 |
| 1989 | Buick | LeSabre | Estate Wagon | with Master Cylinder Casting #18008049 |
| 1981 | Cadillac | Fleetwood | All | Engine Base: 6.0 V8 |
| 1981 | Cadillac | Fleetwood | All | Engine Base: 4.1 V6 |
| 1985 | Chevrolet | Impala | All | Engine Base: 3.8 V6 , Fuel Type: GAS |
| 1984 | Oldsmobile | 98 | All | Engine Base: 5.0 V8 |
| 1985 | Oldsmobile | Delta 88 | All | Engine Base: 3.8 V6 |
| 1985 | Oldsmobile | Delta 88 | All | Engine Base: 5.0 V8 |
| 1985 | Chevrolet | Caprice | All | Body Type: Sedan , Engine Base: 3.8 V6 |
| 1984 | Buick | LeSabre | All | Engine Base: 4.1 V6 |
| 1981 | Buick | LeSabre | All | Engine Base: 3.8 V6 |
| 1982 | Buick | LeSabre | All | Engine Base: 3.8 V6 |
| 1983 | Buick | LeSabre | All | Engine Base: 3.8 V6 |
| 1984 | Buick | LeSabre | All | Engine Base: 3.8 V6 |
| 1981 | Buick | LeSabre | All | Engine Base: 5.0 V8 |
| 1982 | Buick | LeSabre | All | Engine Base: 5.0 V8 |
| 1983 | Buick | LeSabre | All | Engine Base: 5.0 V8 |
| 1984 | Buick | LeSabre | All | Engine Base: 5.0 V8 |
| 1981 | Cadillac | DeVille | All | Engine Base: 4.1 V6 |
| 1982 | Cadillac | DeVille | All | Engine Base: 4.1 V6 |
| 1981 | Cadillac | DeVille | All | Engine Base: 6.0 V8 |
| 1982 | Cadillac | Fleetwood | All | Engine Base: 6.0 V8 |
| 1983 | Cadillac | Fleetwood | All | Engine Base: 6.0 V8 |
| 1984 | Cadillac | Fleetwood | All | Engine Base: 6.0 V8 |
| 1982 | Cadillac | Fleetwood | All | Engine Base: 4.1 V6 |
| 1981 | Chevrolet | Caprice | All | Engine Base: 4.4 V8 |
| 1982 | Chevrolet | Caprice | All | Engine Base: 4.4 V8 |
| 1981 | Chevrolet | Caprice | All | Engine Base: 3.8 V6 |
| 1982 | Chevrolet | Caprice | All | Engine Base: 3.8 V6 |
| 1983 | Chevrolet | Caprice | All | Engine Base: 3.8 V6 |
| 1984 | Chevrolet | Caprice | All | Body Type: Coupe , Engine Base: 3.8 V6 |
| 1984 | Chevrolet | Caprice | All | Body Type: Coupe , Engine Base: 5.0 V8 |
| 1984 | Chevrolet | Caprice | All | Body Type: Sedan , Engine Base: 3.8 V6 |
| 1984 | Chevrolet | Caprice | All | Body Type: Sedan , Engine Base: 5.0 V8 |
| 1984 | Pontiac | Parisienne | All | Engine Base: 3.8 V6 |
| 1985 | Cadillac | Fleetwood | All | Drive Type: RWD , Engine Base: 4.1 V8 |
| 1985 | Chevrolet | Caprice | All | Body Type: Coupe , Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1985 | Chevrolet | Caprice | All | Body Type: Coupe , Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1985 | Chevrolet | Caprice | All | Body Type: Coupe , Engine Base: 4.3 V6 , Fuel Type: GAS |
| 1985 | Chevrolet | Caprice | All | Body Type: Sedan , Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1985 | Chevrolet | Caprice | All | Body Type: Sedan , Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1985 | Chevrolet | Caprice | All | Body Type: Sedan , Engine Base: 4.3 V6 , Fuel Type: GAS |
| 1985 | Chevrolet | Impala | All | Engine Base: 4.3 V6 , Fuel Type: GAS |
| 1986 | Cadillac | Fleetwood | All | Drive Type: RWD |
| 1986 | Chevrolet | Caprice | All | Body Type: Sedan |
| 1986 | Chevrolet | Caprice | All | Body Type: Coupe |
| 1988 | Buick | Electra | Estate Wagon | N/A |
| 1989 | Buick | Electra | Estate Wagon | N/A |
| 1987 | Buick | LeSabre | Estate Wagon | with Master Cylinder Casting #18008049 |
| 1987 | Cadillac | Brougham | All | N/A |
| 1988 | Cadillac | Brougham | All | N/A |
| 1989 | Cadillac | Brougham | All | N/A |
| 1987 | Chevrolet | Caprice | All | N/A |
| 1988 | Chevrolet | Caprice | All | N/A |
| 1989 | Chevrolet | Caprice | All | N/A |
| 1990 | Chevrolet | Caprice | All | N/A |
| 1981 | Buick | Electra | All | Engine Base: 5.0 V8 |
| 1982 | Buick | Electra | All | Engine Base: 5.0 V8 |
| 1983 | Buick | Electra | All | Engine Base: 5.0 V8 |
| 1981 | Buick | Electra | All | Engine Base: 4.1 V6 |
| 1982 | Buick | Electra | All | Engine Base: 4.1 V6 |
| 1983 | Buick | Electra | All | Engine Base: 4.1 V6 |
| 1981 | Buick | Estate Wagon | All | Engine Base: 5.0 V8 |
| 1982 | Buick | Estate Wagon | All | Engine Base: 5.0 V8 |
| 1983 | Buick | Estate Wagon | All | Engine Base: 5.0 V8 |
| 1981 | Buick | LeSabre | All | Engine Base: 4.1 V6 |
| 1982 | Buick | LeSabre | All | Engine Base: 4.1 V6 |
| 1983 | Buick | LeSabre | All | Engine Base: 4.1 V6 |
| 1981 | Chevrolet | Caprice | All | Engine Base: 5.0 V8 |
| 1982 | Chevrolet | Caprice | All | Engine Base: 5.0 V8 |
| 1983 | Chevrolet | Caprice | All | Engine Base: 5.0 V8 |
| 1981 | Chevrolet | Impala | All | Engine Base: 4.4 V8 , Fuel Type: GAS |
| 1982 | Chevrolet | Impala | All | Engine Base: 4.4 V8 , Fuel Type: GAS |
| 1981 | Chevrolet | Impala | All | Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1982 | Chevrolet | Impala | All | Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1983 | Chevrolet | Impala | All | Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1984 | Chevrolet | Impala | All | Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1985 | Chevrolet | Impala | All | Engine Base: 5.7 V8 , Fuel Type: GAS |
| 1981 | Chevrolet | Impala | All | Engine Base: 3.8 V6 , Fuel Type: GAS |
| 1982 | Chevrolet | Impala | All | Engine Base: 3.8 V6 , Fuel Type: GAS |
| 1983 | Chevrolet | Impala | All | Engine Base: 3.8 V6 , Fuel Type: GAS |
| 1984 | Chevrolet | Impala | All | Engine Base: 3.8 V6 , Fuel Type: GAS |
| 1981 | Chevrolet | Impala | All | Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1982 | Chevrolet | Impala | All | Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1983 | Chevrolet | Impala | All | Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1984 | Chevrolet | Impala | All | Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1985 | Chevrolet | Impala | All | Engine Base: 5.0 V8 , Fuel Type: GAS |
| 1981 | Oldsmobile | 98 | All | Engine Base: 4.1 V6 |
| 1982 | Oldsmobile | 98 | All | Engine Base: 4.1 V6 |
| 1983 | Oldsmobile | 98 | All | Engine Base: 4.1 V6 |
| 1981 | Oldsmobile | 98 | All | Engine Base: 5.0 V8 |
| 1982 | Oldsmobile | 98 | All | Engine Base: 5.0 V8 |
| 1983 | Oldsmobile | 98 | All | Engine Base: 5.0 V8 |
| 1981 | Oldsmobile | Custom Cruiser | All | Engine Base: 5.0 V8 |
| 1982 | Oldsmobile | Custom Cruiser | All | Engine Base: 5.0 V8 |
| 1983 | Oldsmobile | Custom Cruiser | All | Engine Base: 5.0 V8 |
| 1984 | Oldsmobile | Custom Cruiser | All | Engine Base: 5.0 V8 |
| 1981 | Oldsmobile | Delta 88 | All | Engine Base: 3.8 V6 |
| 1982 | Oldsmobile | Delta 88 | All | Engine Base: 3.8 V6 |
| 1983 | Oldsmobile | Delta 88 | All | Engine Base: 3.8 V6 |
| 1984 | Oldsmobile | Delta 88 | All | Engine Base: 3.8 V6 |
| 1981 | Oldsmobile | Delta 88 | All | Engine Base: 4.3 V8 |
| 1982 | Oldsmobile | Delta 88 | All | Engine Base: 4.3 V8 |
| 1981 | Oldsmobile | Delta 88 | All | Engine Base: 5.0 V8 |
| 1982 | Oldsmobile | Delta 88 | All | Engine Base: 5.0 V8 |
| 1983 | Oldsmobile | Delta 88 | All | Engine Base: 5.0 V8 |
| 1984 | Oldsmobile | Delta 88 | All | Engine Base: 5.0 V8 |
| 1981 | Pontiac | Bonneville | All | Engine Base: 3.8 V6 |
| 1981 | Pontiac | Bonneville | All | Engine Base: 4.3 V8 |
| 1981 | Pontiac | Bonneville | All | Engine Base: 5.0 V8 |
| 1981 | Pontiac | Catalina | All | Engine Base: 3.8 V6 |
| 1981 | Pontiac | Catalina | All | Engine Base: 4.3 V8 |
| 1981 | Pontiac | Catalina | All | Engine Base: 5.0 V8 |
| 1981 | Pontiac | Firebird | All | Engine Base: 4.9 V8 , Aspiration: Naturally Aspirated , Rear Brake Type: Drum |
| 1981 | Pontiac | Firebird | All | Engine Base: 3.8 V6 , Aspiration: Naturally Aspirated , Rear Brake Type: Drum |
| 1981 | Pontiac | Firebird | All | Engine Base: 4.3 V8 , Aspiration: Naturally Aspirated , Rear Brake Type: Drum |
| 1981 | Pontiac | Firebird | All | Engine Base: 5.0 V8 , Aspiration: Naturally Aspirated , Rear Brake Type: Drum |
| 1982 | Cadillac | DeVille | All | Engine Base: 4.1 V8 |
| 1983 | Cadillac | DeVille | All | Engine Base: 4.1 V8 |
| 1984 | Cadillac | DeVille | All | Engine Base: 4.1 V8 |
| 1982 | Cadillac | Fleetwood | All | Engine Base: 4.1 V8 |
| 1983 | Cadillac | Fleetwood | All | Engine Base: 4.1 V8 |
| 1984 | Cadillac | Fleetwood | All | Engine Base: 4.1 V8 |
| 1983 | Pontiac | Parisienne | All | Engine Base: 5.0 V8 |
| 1984 | Pontiac | Parisienne | All | Engine Base: 5.0 V8 |
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