Essential details
MOQ:10
Lead time:10
Shipping:Express Delivery, Air freight, Ocean freight
Product Introduction
Motorcycle front and rear crankshaft oil seals are metal‑rubber composite lip‑type rotary shaft seals for motorcycle engine crankshaft assemblies. Produced by compression vulcanization and composite assembly. Main rubber material is oil‑resistant NBR, with optional FKM for higher‑temperature working scenarios. Equipped with metal outer shell and stainless‑steel garter spring to keep consistent lip radial pressure. TC, TB and TA structures are available for front‑side and rear‑side crankshaft installation. Featuring reliable oil‑resistance, heat‑aging resistance and wear‑resistance, working temperature‑30℃‑120℃. These seals lock engine oil inside crankcase, prevent lubricant leakage, and block dust, dirt and moisture from entering engine interiors. They fit common motorcycle models including CG125, 150cc, 200cc and other displacement engines. Mass standard sizes for mainstream motorcycle models are in stock. Custom dimension, rubber material and OEM part‑number marking are supported according to samples or model specifications for motorcycle aftermarket spare‑parts business.