Interchangeable With M390279 (2)

MASTER CYLINDER

18M742

$113.94

MSTR B CYLINDER

18029969

$52.26

Technical Specifications

Part Number

M390279

Application Summary

Chevrolet 2000-94, GMC 2000-94

Bore Diameter

1.25 In.

California Proposition 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Forward Outlet Size

9/16-18

Installation Hardware Included

Key Search Words

Brake, Master, Cylinder, Brakes, Cylinders

Material

Aluminum

Number of Outlets

Package Contents

Master Cylinder

Product Description - Long

Brake Master Cylinder

Product Description - Short

NEW MASTER CYLINDER

Rearward Outlet Size

1/2-20

Reservoir Included

Yes

Sensor Included

Slang Description

Brake Master Cylinder

Parts Interchange

Manufacturer	Part Numbers
AC DELCO	174-721, 18M742
CARDONE/ A-1 PRODUCTS	13-2535
CENTRIC PARTS	130.66031
CHEVROLET	18029969, 19176080, 19209223
CONI-SEAL INC.	MC250250
NAPA	P3086
OTHER	MC390279, 18029969
RAYBESTOS / BRAKE PARTS	MC390279
WORKHORSE PARTS	19209223

Vehicle Fitment

Make	Model	Years
CHEVROLET	C3500	1994-2000
CHEVROLET	K3500	1994-2000
CHEVROLET	P30	1995-1999
GMC	C3500	1994-2000
GMC	K3500	1994-2000
GMC	P3500	1995-1999
PTRUCK	1-TON	1997
WORKHORSE	W42	2002
WORKHORSE	W62	2005

This list of compatible vehicles and years is accurate, but it may not be complete. There may be additional vehicle applications and years compatible with this part not listed.