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Dorman M39435 Brake Master Cylinder

Dorman M39435 Brake Master Cylinder

$89.08 - $89.08
$89.08 Includes shipping
$89.08 - $89.08
$89.08 Includes shipping

Seller: PartCatalog (98.8% positive, 47359 ratings)

Brand: Dorman

Availability:
5+ in stock, ready to be shipped

Condition: New

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Most orders ship out the same business day if ordered before 1pm CST. Return within 30 days for a full refund.

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+1 (281) 761-6097

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Multiple locations nationwide

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Dorman M39435 Brake Master Cylinder

This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement.

Vehicle Compatibility Chart

✅ Compatible with 94 vehicles
Year Make Model Position Notes
1996 Chevrolet P30 N/A Forward Control Chassis; Bore: 1.3125 In.
1996 GMC P3500 N/A Forward Control Chassis; Bore: 1.3125 In.
1995 Chevrolet P30 N/A Forward Control Chassis; Bore: 1.3125 In.
1995 GMC P3500 N/A Forward Control Chassis; Bore: 1.3125 In.
1994 Chevrolet P30 N/A 9,000 to 14,500 Lb. GVW; Forward Control Chassis; Bore: 1.3125 In.; wo/Motorhome Chassis
1994 GMC P3500 N/A 9,000 to 14,500 Lb. GVW; Forward Control Chassis; Bore: 1.3125 In.; wo/Motorhome Chassis
1993 Chevrolet P30 N/A 9,000 to 14,500 Lb. GVW; Forward Control Chassis; Bore: 1.3125 In.; wo/Motorhome Chassis
1993 GMC P3500 N/A 9,000 to 14,500 Lb. GVW; Forward Control Chassis; Bore: 1.3125 In.; wo/Motorhome Chassis
1992 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1992 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1992 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1992 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1991 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1991 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1991 Chevrolet R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1991 Chevrolet V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1991 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1991 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1991 GMC R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1991 GMC V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1990 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1990 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1990 Chevrolet R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1990 Chevrolet V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1990 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1990 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1990 GMC R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1990 GMC V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1989 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1989 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1989 Chevrolet R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1989 Chevrolet V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1989 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1989 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1989 GMC R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1989 GMC V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1988 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1988 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1988 Chevrolet R30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1988 Chevrolet V30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1988 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1988 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1988 GMC R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1988 GMC V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1987 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1987 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1987 Chevrolet R30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1987 Chevrolet V30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1987 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1987 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1987 GMC R3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1987 GMC V3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1986 Chevrolet C30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1986 Chevrolet K30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1986 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1986 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1986 GMC C2500 N/A Stamped-14066425
1986 GMC C3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1986 GMC K3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1986 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1986 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1985 Chevrolet C30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1985 Chevrolet K30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1985 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1985 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1985 GMC C2500 N/A Stamped-14066425
1985 GMC C3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1985 GMC K3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1985 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1985 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 12,300 Lb. GVW; wo/Motorhome Chassis
1984 Chevrolet C30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1984 Chevrolet K30 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1984 Chevrolet P30 N/A Bore: 1.3125 In. with Motorhome Chassis
1984 Chevrolet P30 N/A Bore: 1.3125 In.; 9,000 to 11,500 Lb. GVW; wo/Motorhome Chassis
1984 GMC C2500 N/A Stamped-14066425
1984 GMC C3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1984 GMC K3500 N/A Brake Master Cylinder: Bore size of 1.3125 inches.
1984 GMC P3500 N/A Bore: 1.3125 In. with Motorhome Chassis
1984 GMC P3500 N/A Bore: 1.3125 In.; 9,000 to 11,500 Lb. GVW; wo/Motorhome Chassis
1983 Chevrolet C30 N/A Bore: 1.3125 In.; Stamped 1925
1983 Chevrolet K30 N/A Bore: 1.3125 In.; Stamped 1925
1983 Chevrolet P30 N/A Bore: 1.3125 In.; Stamped 1925
1983 GMC C2500 N/A Stamped 1925; Stamped-14066425
1983 GMC C3500 N/A Bore: 1.3125 In.; Stamped 1925
1983 GMC K3500 N/A Bore: 1.3125 In.; Stamped 1925
1983 GMC P3500 N/A Bore: 1.3125 In.; Stamped 1925
1982 Chevrolet C30 N/A Bore: 1.3125 In.; Stamped 1925
1982 Chevrolet P30 N/A Bore: 1.3125 In.; Stamped 1925
1982 GMC C3500 N/A Bore: 1.3125 In.; Stamped 1925
1982 GMC P3500 N/A Bore: 1.3125 In.; Stamped 1925
1981 Chevrolet C30 N/A Bore: 1.3125 In.; Stamped 1925
1981 Chevrolet P30 N/A Bore: 1.3125 In.; Stamped 1925; w/Motorhome Chassis
1981 GMC C3500 N/A Bore: 1.3125 In.; Stamped 1925
1981 GMC P3500 N/A Bore: 1.3125 In.; Stamped 1925; w/Motorhome Chassis

Part Attributes

  • 1.313
  • Cast Iron
  • No
  • 2
  • Master Cylinder
  • 1/2-20
  • Yes
  • 9/16-18
  • No

Part Interchanges

10-1982, 108145, 11982, 13-1982, 130.66012, 14066425, 174-838, 2539435, 783-44012, F108145, M-86012, M1982, M900430, MC108145