Dorman 42106 Brake Master Cylinder Reservoir Cap Gasket

Name: Dorman 42106 Brake Master Cylinder Reservoir Cap Gasket
Brand: Dorman
SKU: BCZF-42106
Price: 22.77 USD
Availability: InStock

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⚙️ 344 vehicles fit this part

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🚗Fitment: Cadillac, Chevrolet, GMC, Dodge, Buick, Oldsmobile, and Pontiac, Escalade, C2500, K2500, Suburban 1500, Suburban 2500, Tahoe, Yukon, Yukon XL 1500, Yukon XL 2500, C1500 Suburban, C2500 Suburban, K1500 Suburban, K2500 Suburban, C1500, K1500, Ram 1500, Ram 2500, Blazer, C3500, K3500, Electra, LeSabre, Reatta, Riviera, DeVille, Eldorado, Fleetwood, Seville, 98, Delta 88, Toronado, Bonneville, Century, Skyhawk, Skylark, Somerset, Cimarron, Cavalier, Celebrity, Calais, Cutlass Ciera, Firenza, 6000, Grand Am, Sunbird, Somerset Regal, Citation II, J2000 Sunbird, Cutlass Calais, Omega, Phoenix, Citation, and J2000

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Reliable Brake Master Cylinder Reservoir Cap Gasket

The Dorman 42106 brake master cylinder reservoir cap gasket is designed to provide a secure seal for your vehicle's brake fluid reservoir. Made from durable rubber, this gasket helps maintain proper brake system pressure and prevents fluid leaks in various GM and Dodge models.

Constructed from high-quality rubber for durability and flexibility
Includes one master cylinder gasket per package
Compatible with multiple Buick, Cadillac, Chevrolet, Dodge, GMC, Oldsmobile, and Pontiac models
Ensures a tight seal to prevent brake fluid leaks and contamination
OEM-quality fit and function for reliable brake system performance

Durable Rubber Material for Effective Sealing

This brake master cylinder reservoir cap gasket is crafted from rubber, a material known for its excellent sealing properties and resistance to brake fluid degradation. The flexibility of rubber allows the gasket to conform tightly to the reservoir cap, maintaining a leak-free connection under various operating conditions. The Dorman 42106 gasket is engineered to meet or exceed original equipment specifications, ensuring consistent performance and longevity.

Compatible Vehicles and Applications

The Dorman 42106 gasket is compatible with a wide range of vehicles, including Buick models like Century, LeSabre, and Skylark; Cadillac models such as DeVille, Eldorado, and Seville; Chevrolet trucks and SUVs including Blazer, C1500, and Suburban; Dodge Ram 1500 and 2500; GMC trucks like K1500 and Yukon; Oldsmobile Cutlass Calais and Cutlass Ciera; and Pontiac Bonneville and Grand Am. This part is suitable for brake master cylinder reservoir caps on these vehicles, ensuring proper sealing and brake system integrity.

Common Issues Addressed by This Gasket

Prevents brake fluid leaks from the master cylinder reservoir
Stops contamination of brake fluid by sealing out dirt and moisture
Maintains proper brake system pressure for consistent braking performance
Eliminates spongy brake pedal feel caused by fluid loss
Helps avoid costly brake system repairs due to fluid leakage

Installation Notes and Tips

Ensure the reservoir cap and sealing surface are clean before installation
Inspect the old gasket for damage and replace it with the Dorman 42106 gasket
Press the gasket firmly into place to create a tight seal
Check for leaks after installation by monitoring brake fluid levels and pedal feel
Consult vehicle service manual for specific torque specifications and procedures

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable fit and function. The 42106 brake master cylinder reservoir cap gasket undergoes rigorous quality control to ensure durability and performance. This part is backed by Dorman's limited warranty, covering defects in material and workmanship for a specified period, offering peace of mind for professional and DIY repairs.

Brand	Dorman
Part Number	42106
Material	Rubber
Package Contents	1 Master Cylinder Gasket

This part fits 344 vehicles. Search below:

Year	Make	Model	Drive Type	Position	Notes
2000	Cadillac	Escalade		N/A
2000	Chevrolet	C2500		N/A
2000	Chevrolet	K2500		N/A
2000	Chevrolet	Suburban 1500		N/A
2000	Chevrolet	Suburban 2500		N/A
2000	Chevrolet	Tahoe		N/A
2000	GMC	C2500		N/A
2000	GMC	Yukon		N/A
2000	GMC	Yukon XL 1500		N/A
2000	GMC	Yukon XL 2500		N/A
1999	Cadillac	Escalade		N/A
1999	Chevrolet	C1500 Suburban		N/A
1999	Chevrolet	C2500		N/A
1999	Chevrolet	C2500 Suburban		N/A
1999	Chevrolet	K1500 Suburban		N/A
1999	Chevrolet	K2500		N/A
1999	Chevrolet	K2500 Suburban		N/A
1999	Chevrolet	Tahoe		N/A
1999	GMC	C1500 Suburban		N/A
1999	GMC	C2500		N/A
1999	GMC	C2500 Suburban		N/A
1999	GMC	K1500 Suburban		N/A
1999	GMC	K2500 Suburban		N/A
1999	GMC	Yukon		N/A
1998	Chevrolet	C1500		N/A
1998	Chevrolet	C1500 Suburban		N/A
1998	Chevrolet	C2500		N/A
1998	Chevrolet	C2500 Suburban		N/A
1998	Chevrolet	K1500		N/A
1998	Chevrolet	K1500 Suburban		N/A
1998	Chevrolet	K2500		N/A
1998	Chevrolet	K2500 Suburban		N/A
1998	Chevrolet	Tahoe		N/A
1998	GMC	C1500		N/A
1998	GMC	C1500 Suburban		N/A
1998	GMC	C2500		N/A
1998	GMC	C2500 Suburban		N/A
1998	GMC	K1500		N/A
1998	GMC	K1500 Suburban		N/A
1998	GMC	K2500		N/A
1998	GMC	K2500 Suburban		N/A
1998	GMC	Yukon		N/A
1997	Chevrolet	C1500		N/A
1997	Chevrolet	C1500 Suburban		N/A
1997	Chevrolet	C2500		N/A
1997	Chevrolet	C2500 Suburban		N/A
1997	Chevrolet	K1500		N/A
1997	Chevrolet	K1500 Suburban		N/A
1997	Chevrolet	K2500		N/A
1997	Chevrolet	K2500 Suburban		N/A
1997	Chevrolet	Tahoe		N/A
1997	Dodge	Ram 1500		N/A
1997	Dodge	Ram 2500	RWD	N/A
1997	Dodge	Ram 2500	4WD	N/A	7,500 Lb. GVW
1997	GMC	C1500		N/A
1997	GMC	C1500 Suburban		N/A
1997	GMC	C2500		N/A
1997	GMC	C2500 Suburban		N/A
1997	GMC	K1500		N/A
1997	GMC	K1500 Suburban		N/A
1997	GMC	K2500		N/A
1997	GMC	K2500 Suburban		N/A
1997	GMC	Yukon		N/A
1996	Chevrolet	C1500		N/A
1996	Chevrolet	C1500 Suburban		N/A
1996	Chevrolet	C2500		N/A
1996	Chevrolet	C2500 Suburban		N/A
1996	Chevrolet	K1500		N/A
1996	Chevrolet	K1500 Suburban		N/A
1996	Chevrolet	K2500		N/A
1996	Chevrolet	K2500 Suburban		N/A
1996	Chevrolet	Tahoe		N/A
1996	Dodge	Ram 1500		N/A
1996	Dodge	Ram 2500	RWD	N/A
1996	Dodge	Ram 2500	4WD	N/A	7,500 Lb. GVW
1996	GMC	C1500		N/A
1996	GMC	C1500 Suburban		N/A
1996	GMC	C2500		N/A
1996	GMC	C2500 Suburban		N/A
1996	GMC	K1500		N/A
1996	GMC	K1500 Suburban		N/A
1996	GMC	K2500		N/A
1996	GMC	K2500 Suburban		N/A
1996	GMC	Yukon		N/A
1995	Chevrolet	C1500		N/A
1995	Chevrolet	C1500 Suburban		N/A
1995	Chevrolet	C2500		N/A
1995	Chevrolet	C2500 Suburban		N/A
1995	Chevrolet	K1500		N/A
1995	Chevrolet	K1500 Suburban		N/A
1995	Chevrolet	K2500		N/A
1995	Chevrolet	K2500 Suburban		N/A
1995	Chevrolet	Tahoe		N/A
1995	Dodge	Ram 1500		N/A
1995	Dodge	Ram 2500	RWD	N/A
1995	Dodge	Ram 2500	4WD	N/A	7,500 Lb. GVW
1995	GMC	C1500		N/A
1995	GMC	C1500 Suburban		N/A
1995	GMC	C2500		N/A
1995	GMC	C2500 Suburban		N/A
1995	GMC	K1500		N/A
1995	GMC	K1500 Suburban		N/A
1995	GMC	K2500		N/A
1995	GMC	K2500 Suburban		N/A
1995	GMC	Yukon		N/A
1994	Chevrolet	Blazer		N/A
1994	Chevrolet	C1500		N/A
1994	Chevrolet	C1500 Suburban		N/A
1994	Chevrolet	C2500		N/A
1994	Chevrolet	C2500 Suburban		N/A
1994	Chevrolet	C3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1994	Chevrolet	K1500		N/A
1994	Chevrolet	K1500 Suburban		N/A
1994	Chevrolet	K2500		N/A
1994	Chevrolet	K2500 Suburban		N/A
1994	Chevrolet	K3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1994	Dodge	Ram 1500		N/A
1994	Dodge	Ram 2500	RWD	N/A
1994	Dodge	Ram 2500	4WD	N/A	7,500 Lb. GVW
1994	GMC	C1500		N/A
1994	GMC	C1500 Suburban		N/A
1994	GMC	C2500		N/A
1994	GMC	C2500 Suburban		N/A
1994	GMC	C3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1994	GMC	K1500		N/A
1994	GMC	K1500 Suburban		N/A
1994	GMC	K2500		N/A
1994	GMC	K2500 Suburban		N/A
1994	GMC	K3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1994	GMC	Yukon		N/A
1993	Chevrolet	Blazer		N/A
1993	Chevrolet	C1500		N/A
1993	Chevrolet	C1500 Suburban		N/A
1993	Chevrolet	C2500		N/A
1993	Chevrolet	C2500 Suburban		N/A
1993	Chevrolet	C3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1993	Chevrolet	K1500		N/A
1993	Chevrolet	K1500 Suburban		N/A
1993	Chevrolet	K2500		N/A
1993	Chevrolet	K2500 Suburban		N/A
1993	Chevrolet	K3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1993	GMC	C1500		N/A
1993	GMC	C1500 Suburban		N/A
1993	GMC	C2500		N/A
1993	GMC	C2500 Suburban		N/A
1993	GMC	C3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1993	GMC	K1500		N/A
1993	GMC	K1500 Suburban		N/A
1993	GMC	K2500		N/A
1993	GMC	K2500 Suburban		N/A
1993	GMC	K3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1993	GMC	Yukon		N/A
1992	Chevrolet	Blazer		N/A
1992	Chevrolet	C1500		N/A
1992	Chevrolet	C1500 Suburban		N/A
1992	Chevrolet	C2500		N/A
1992	Chevrolet	C2500 Suburban		N/A
1992	Chevrolet	C3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1992	Chevrolet	K1500		N/A
1992	Chevrolet	K1500 Suburban		N/A
1992	Chevrolet	K2500		N/A
1992	Chevrolet	K2500 Suburban		N/A
1992	Chevrolet	K3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1992	GMC	C1500		N/A
1992	GMC	C1500 Suburban		N/A
1992	GMC	C2500		N/A
1992	GMC	C2500 Suburban		N/A
1992	GMC	C3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1992	GMC	K1500		N/A
1992	GMC	K1500 Suburban		N/A
1992	GMC	K2500		N/A
1992	GMC	K2500 Suburban		N/A
1992	GMC	K3500		N/A	Rear Drum Brakes or Single Rear Wheel (SRW)
1992	GMC	Yukon		N/A
1991	Chevrolet	C1500		N/A
1991	Chevrolet	C2500		N/A
1991	Chevrolet	C3500		N/A	Rear Drum Brakes
1991	Chevrolet	K1500		N/A
1991	Chevrolet	K2500		N/A
1991	Chevrolet	K3500		N/A	Rear Drum Brakes
1991	GMC	C1500		N/A
1991	GMC	C2500		N/A
1991	GMC	C3500		N/A	Rear Drum Brakes
1991	GMC	K1500		N/A
1991	GMC	K2500		N/A
1991	GMC	K3500		N/A	Rear Drum Brakes
1990	Buick	LeSabre		N/A
1990	Buick	Reatta		N/A
1990	Buick	Riviera		N/A
1990	Cadillac	DeVille		N/A
1990	Cadillac	Eldorado		N/A
1990	Cadillac	Fleetwood		N/A	wo/Anti-Lock Brake System (ABS)
1990	Cadillac	Seville		N/A
1990	Chevrolet	C1500		N/A
1990	Chevrolet	C2500		N/A
1990	Chevrolet	C3500		N/A	Rear Drum Brakes
1990	Chevrolet	K1500		N/A
1990	Chevrolet	K2500		N/A
1990	Chevrolet	K3500		N/A	Rear Drum Brakes
1990	GMC	C1500		N/A
1990	GMC	C2500		N/A
1990	GMC	C3500		N/A	Rear Drum Brakes
1990	GMC	K1500		N/A
1990	GMC	K2500		N/A
1990	GMC	K3500		N/A	Rear Drum Brakes
1990	Oldsmobile	98		N/A
1990	Oldsmobile	Delta 88		N/A
1990	Oldsmobile	Toronado		N/A
1990	Pontiac	Bonneville		N/A
1989	Buick	LeSabre		N/A
1989	Buick	Reatta		N/A
1989	Buick	Riviera		N/A
1989	Cadillac	DeVille		N/A
1989	Cadillac	Eldorado		N/A
1989	Cadillac	Fleetwood		N/A
1989	Cadillac	Seville		N/A
1989	Chevrolet	C1500		N/A
1989	Chevrolet	C2500		N/A
1989	Chevrolet	C3500		N/A	Rear Drum Brakes
1989	Chevrolet	K1500		N/A
1989	Chevrolet	K2500		N/A
1989	Chevrolet	K3500		N/A	Rear Drum Brakes
1989	GMC	C1500		N/A
1989	GMC	C2500		N/A
1989	GMC	C3500		N/A	Rear Drum Brakes
1989	GMC	K1500		N/A
1989	GMC	K2500		N/A
1989	GMC	K3500		N/A	Rear Drum Brakes
1989	Oldsmobile	98		N/A
1989	Oldsmobile	Delta 88		N/A
1989	Oldsmobile	Toronado		N/A
1989	Pontiac	Bonneville		N/A
1988	Buick	LeSabre		N/A
1988	Buick	Reatta		N/A
1988	Buick	Riviera		N/A
1988	Cadillac	DeVille		N/A
1988	Cadillac	Eldorado		N/A
1988	Cadillac	Fleetwood		N/A
1988	Cadillac	Seville		N/A
1988	Chevrolet	C1500		N/A
1988	Chevrolet	C2500		N/A
1988	Chevrolet	C3500		N/A	Rear Drum Brakes
1988	Chevrolet	K1500		N/A
1988	Chevrolet	K2500		N/A
1988	Chevrolet	K3500		N/A	Rear Drum Brakes
1988	GMC	C1500		N/A
1988	GMC	C2500		N/A
1988	GMC	C3500		N/A	Rear Drum Brakes
1988	GMC	K1500		N/A
1988	GMC	K2500		N/A
1988	GMC	K3500		N/A	Rear Drum Brakes
1988	Oldsmobile	98		N/A
1988	Oldsmobile	Delta 88		N/A
1988	Oldsmobile	Toronado		N/A
1988	Pontiac	Bonneville		N/A
1987	Buick	LeSabre		N/A
1987	Buick	Riviera		N/A
1987	Cadillac	DeVille		N/A
1987	Cadillac	Eldorado		N/A
1987	Cadillac	Fleetwood		N/A
1987	Cadillac	Seville		N/A
1987	Oldsmobile	98		N/A
1987	Oldsmobile	Delta 88		N/A
1987	Oldsmobile	Toronado		N/A
1987	Pontiac	Bonneville		N/A
1986	Buick	Century		N/A
1986	Buick	LeSabre		N/A
1986	Buick	Riviera		N/A
1986	Buick	Skyhawk		N/A
1986	Buick	Skylark		N/A
1986	Cadillac	Cimarron		N/A
1986	Cadillac	DeVille		N/A
1986	Cadillac	Eldorado		N/A
1986	Cadillac	Fleetwood	FWD	N/A
1986	Cadillac	Seville		N/A
1986	Chevrolet	Cavalier		N/A
1986	Chevrolet	Celebrity		N/A
1986	Oldsmobile	98		N/A
1986	Oldsmobile	Calais		N/A
1986	Oldsmobile	Cutlass Ciera		N/A
1986	Oldsmobile	Delta 88		N/A
1986	Oldsmobile	Firenza		N/A
1986	Oldsmobile	Toronado		N/A
1986	Pontiac	6000		N/A
1986	Pontiac	Grand Am		N/A
1986	Pontiac	Sunbird		N/A
1985	Buick	Century		N/A
1985	Buick	Skyhawk		N/A
1985	Buick	Skylark		N/A
1985	Cadillac	Cimarron		N/A
1985	Cadillac	DeVille		N/A
1985	Cadillac	Fleetwood	FWD	N/A
1985	Chevrolet	Cavalier		N/A
1985	Chevrolet	Celebrity		N/A
1985	Chevrolet	Citation II		N/A
1985	Oldsmobile	98		N/A
1985	Oldsmobile	Calais		N/A
1985	Oldsmobile	Cutlass Ciera		N/A
1985	Oldsmobile	Firenza		N/A
1985	Pontiac	6000		N/A
1985	Pontiac	Grand Am		N/A
1985	Pontiac	J2000 Sunbird		N/A
1984	Buick	Century		N/A
1984	Buick	Skyhawk		N/A
1984	Buick	Skylark		N/A
1984	Cadillac	Cimarron		N/A
1984	Chevrolet	Cavalier		N/A
1984	Chevrolet	Celebrity		N/A
1984	Chevrolet	Citation II		N/A
1984	Oldsmobile	Cutlass Calais		N/A
1984	Oldsmobile	Cutlass Ciera		N/A
1984	Oldsmobile	Firenza		N/A
1984	Oldsmobile	Omega		N/A
1984	Pontiac	6000		N/A
1984	Pontiac	J2000 Sunbird		N/A
1984	Pontiac	Phoenix		N/A
1983	Buick	Century		N/A
1983	Buick	Skyhawk		N/A
1983	Buick	Skylark		N/A
1983	Cadillac	Cimarron		N/A
1983	Chevrolet	Cavalier		N/A
1983	Chevrolet	Celebrity		N/A
1983	Chevrolet	Citation		N/A
1983	Oldsmobile	Cutlass Calais		N/A
1983	Oldsmobile	Cutlass Ciera		N/A
1983	Oldsmobile	Firenza		N/A
1983	Oldsmobile	Omega		N/A
1983	Pontiac	6000		N/A
1983	Pontiac	J2000		N/A
1983	Pontiac	Phoenix		N/A
1982	Buick	Century		N/A
1982	Buick	Skyhawk		N/A
1982	Buick	Skylark		N/A
1982	Cadillac	Cimarron		N/A
1982	Chevrolet	Cavalier		N/A
1982	Chevrolet	Celebrity		N/A
1982	Chevrolet	Citation		N/A
1982	Oldsmobile	Cutlass Calais		N/A
1982	Oldsmobile	Cutlass Ciera		N/A
1982	Oldsmobile	Firenza		N/A
1982	Oldsmobile	Omega		N/A
1982	Pontiac	6000		N/A
1982	Pontiac	J2000		N/A
1982	Pontiac	Phoenix		N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

180164354746396

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.