Naraku 09210944 Crankshaft bearing and seal kitRef : NARK00063A / 09210944

Manufacturer's ref: NK104.21 — NARAKU crankshaft bearing set (premium kit)

This complete kit is designed for engines with a gearbox type Derbi / Piaggio (EBE, EBS, D50B). This set provides the necessary bearing and sealing elements to replace the crankshaft while respecting manufacturer tolerances: high-quality SKF bearings and FKM oil seals.

• Kit contents:
  • 2 x SKF 6204 C4 bearings (20 x 47 x 14 mm)
  • 2 x FKM crankshaft seals (20 x 35 x 7 mm)
• Bearing tolerance: C4 — suitable for standard to high-performance assemblies
• Seal material: FKM (fluoro rubber), resistant to hydrocarbons and high temperatures

This kit is aimed at users of small displacement and supermoto, urban enduro or racing machines who want to restore the sealing and bearing of the crankshaft with recognized brand parts. Supplied as shown in the product photo.

Common compatibilities: GILERA SMT 50 Drifting (2020), DERBI SENDA 50 SM X-Treme (AB) (2020), APRILIA SX 50 Factory (PV) (2020) — check engine compatibility before installation.

Warning: When replacing the crankshaft, always change bearings and seals to ensure a clean installation and avoid premature play.