Tm Racing MX 250 [1999-2020] - forged pistons

PROX forged pistons for Tm Racing MX 250

The PROX forged piston is designed as a replacement piston in equivalent original equipment quality for the Tm Racing MX 250 in the entire model year range from 1999 to 2020. The 66.34 mm diameter version is suitable for standard piston compression and oversize STD applications.

Function and execution

The piston is made of aluminum and is forged. The special alloy and the manufacturing process used by most manufacturers form the basis for a balanced relationship between performance and reliability. A patented surface treatment reduces friction in the cylinder and thus supports the intended function of the piston in the engine.

Technical data

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø (mm): 66.34
• Letter oversize: A
• Oversize: STD
• Stroke: 2T
• Specificity: Domed piston / 2 lubrication holes on the exhaust skirt

Vehicle assignment

Suitable for Tm Racing MX 250, built between 1999 and 2020. The assignment refers to this vehicle model and the specified year of manufacture.

Selection note

Before ordering, check the required piston diameter of 66.34 mm as well as the version with a curved piston and 2 lubrication holes on the exhaust skirt. The PROX forged piston is specified for a 2T engine with standard piston compression.