BRAND NEW clutch master. The clutch master is the driving force in a hydraulic clutch system. If your shifts are not as smooth or yours is leaking, it is only a matter of time. This is a must have part when it breaks, buy one and be prepared.  This is a NEW master cylinder, not rebuilt like others sell.  This part meets or exceeds OE spec.
This clutch master cylinder fits the following:
| Chevrolet | Astro Van | Clutch Master Cylinder | 4-151ci 2.5L TBI VIN E | 85-89 | 
| Chevrolet | Astro Van | Clutch Master Cylinder | V6-262ci 4.3L TBI VIN Z | 85-89 | 
| Chevrolet | Astro Van | Clutch Master Cylinder | V6-262ci 4.3L VIN N | 85 | 
| GMC | Safari Van | Clutch Master Cylinder | 4-151ci 2.5L TBI VIN E | 85-89 | 
| GMC | Safari Van | Clutch Master Cylinder | V6-262ci 4.3L TBI VIN Z | 85-89 | 
| GMC | Safari Van | Clutch Master Cylinder | V6-262ci 4.3L VIN N | 85 |