7000 753 100 Piston and Ring Kit for Air Brake Compressors

What does a compressor piston and ring do?

This compressor piston and ring set serves as a critical component within the pneumatic air brake system of heavy commercial vehicles. By ensuring efficient compression and airtight sealing within the cylinder, these parts maintain the necessary air pressure required for safe braking operations. These high-strength components are engineered to withstand high thermal and mechanical stress during continuous operation.

Compatible vehicles and engines

This specific kit is compatible with various heavy-duty applications, including DAF 95 XF, CF 85, and CF 75 models, as well as Kenworth W900S and T800 series. It is also fitted to Peterbilt 337 and 348 trucks with Caterpillar C9 engines, and Freightliner FL series. The kit serves various heavy commercial vehicle architectures including those from Bova, Renault Trucks, and Volvo.

Installation and maintenance

For successful installation, technicians should verify the piston diameter and cylinder liner condition before assembly. It is essential to check the ring end-gap clearances according to the vehicle manufacturer's service manual to prevent improper sealing or excessive wear. When performing an overhaul, always inspect the cylinder walls for scoring to ensure a proper fit.

Maintenance guidance

Regular maintenance of the air brake compressor system helps prevent premature wear of these internal components. Check for air leaks and ensure proper lubrication within the compressor assembly to maintain optimal performance throughout the service interval.

OE cross-reference

7000 753 100 (Compressor Piston & Ring) is the equivalent of the DAF, Iveco, MAN, Mercedes-Benz, Nissan Ud Truck, Renault Trucks and WABCO OE numbers. This part directly replaces DAF OE numbers 1242704, 513860. It also replaces Iveco OE numbers 8121570, 9982648, MAN OE numbers 81541190004, 81541196039, Mercedes-Benz OE number 0001311607, Nissan Ud Truck OE number 39038740, Renault Trucks OE number 5000816053 and WABCO OE number 4111416232.