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Luk LMC503 Clutch Master Cylinder
| Brand | Luk LMC503 |
|---|---|
| Fits | Chevrolet · 4 vehicles |
Hydraulic clutch release. Built for modern clutch systems with proven LuK expertise.
Push rod included. Ready for a more complete installation.
New part. Fresh replacement component for dependable service.
Cross-references Dayco 72503, Dorman - First Stop CM39231 and Febi-Bilstein 39231 for the same application. See all 8.
Clutch Master Cylinder for Chevrolet LUV
This LuK clutch master cylinder is a new hydraulic replacement for manual transmission service on the 1975-1978 Chevrolet LUV. It includes a push rod and installation instructions, and it is supplied without a clutch slave cylinder.
Key Features
- Fits 1975-1978 Chevrolet LUV
- LuK part number LMC503
- New part for manual transmission clutch hydraulic repair
- Push rod included
- Installation instructions included
- Not pre-filled and not pre-bled
- Supplied without clutch slave cylinder
- No heat shield included
Product Details
LuK has extensive experience in hydraulic clutch release systems, building on its long history in the transition from mechanical to hydraulic clutch operation. The LMC503 clutch master cylinder is built for Chevrolet LUV models from 1975 through 1978 and is a direct-fit service part for restoring clutch hydraulic function. This part cross-references Dorman - First Stop CM39231 and Dayco 72503 for the same application.
Common Problems It Can Help Solve
- Soft or inconsistent clutch pedal feel
- Loss of hydraulic pressure in the clutch system
- Difficulty disengaging the clutch
- Fluid leakage at the master cylinder
- Clutch pedal that does not return properly
Installation Notes
Fits 1975-1978 Chevrolet LUV. Installation instructions are included, and the push rod is included for setup. Because the unit is not pre-filled and not pre-bled, the hydraulic system must be filled and bled after installation. Verify the clutch slave cylinder condition before installation, since this master cylinder is supplied without a slave cylinder.
Quality Assurance
LuK is part of Schaeffler and brings established engineering experience in complete clutch release systems. The LMC503 is a new replacement component built for hydraulic clutch service on the Chevrolet LUV.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1978 | Chevrolet | LUV | 1.8L | L4 | N/A | — |
| 1977 | Chevrolet | LUV | 1.8L | L4 | N/A | — |
| 1976 | Chevrolet | LUV | 1.8L | L4 | N/A | — |
| 1975 | Chevrolet | LUV | 1.8L | L4 | N/A | — |
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