Upgrade your trailers braking performance with the Kelpro KCM4977 Master Cylinder. Designed for trailers with a single braked axle, this high-quality 19.05mm (3/4″) master cylinder offers reliable stopping power and long-lasting performance. Engineered from superior materials, it features optimised cylinder surfacing to reduce cup abrasion and ensure years of dependable use. Tight manufacturing tolerances prevent leaks, while a two-year warranty provides peace of mind on every trip.

Key Features:

• Bore Size: 3/4″ (19.05mm)

• Suitable for single braked axle trailers

• Superior quality materials for extended service life

• Optimised cylinder surfacing minimises cup abrasion

• Tight tolerance specs ensure proper function and leak-free operation

• Two-year manufacturers warranty

Brand: Kelpro
Part No.: KCM4977
Type: Master Cylinder
Warranty: Two Years

OEM Cross References:

• Trojan/Girling PT10391

Upgrade your trailers braking performance with the Kelpro KCM4977 Master Cylinder. Designed for trailers with a single braked axle, this high-quality 19.05mm (3/4″) master cylinder offers reliable stopping power and long-lasting performance. Engineered from superior materials, it features optimised cylinder surfacing to reduce cup abrasion and ensure years of dependable use. Tight manufacturing tolerances prevent leaks, while a two-year warranty provides peace of mind on every trip.

Key Features:

• Bore Size: 3/4″ (19.05mm)

• Suitable for single braked axle trailers

• Superior quality materials for extended service life

• Optimised cylinder surfacing minimises cup abrasion

• Tight tolerance specs ensure proper function and leak-free operation

• Two-year manufacturers warranty

Brand: Kelpro
Part No.: KCM4977
Type: Master Cylinder
Warranty: Two Years

OEM Cross References:

• Trojan/Girling PT10391