Special Cylinder-Piston Kit by Polini

Special DERBI D.39.88 kit designed for engine replacement, including a cast iron cylinder, crankshaft, and bearing kit. Designed for urban road use, it brings together the essential components to restore the top-end and get back on the road quickly.

Design and Materials

• Cast iron cylinder Ø 39.88 mm providing good wear resistance for durable replacements.
• Assembled mechanical components to maintain engine alignment and limit additional interventions.

Practicality and Features

• Combines cylinder, crankshaft, and bearing kit to simplify the repair in one operation.
• Road type and Urban environment tailored to the needs of refurbishment for vehicles used in the city.

Benefits

• OEM Reference 109.0018.1
• Part references: cylinder 109.0018, crankshaft 210.0053, bearings 282.0004

Examples of Compatible Motorcycles

• GILERA SMT 50 DRIFTING (2020 - 50 cm3)
• APRILIA SX 50 FACTORY (2020 - 50 cm3)
• DERBI SENDA 50 SM DRD X-TREM (2019 - 50 cm3)

Complete list of compatible motorcycles available in the dedicated section below