NIYOK SEALING PARTS CO., LTD. - NIYOK has 40 years of professional experience in manufacturing seals.

Motorcycle Industry | NIYOK SEALING PARTS CO., LTD.

NIYOK Motorcycle Industry Introduction. NIYOK combines expert sealing engineering, 40 years of manufacturing experience, and advanced production equipment to deliver comprehensive sealing solutions for customers worldwide. NIYOK brings 40 years of seal manufacturing expertise, certified to ISO 9001 and IATF 16949, with full quality traceability ensuring consistent batch-to-batch delivery. In 2026, we expanded into the electric vehicle (EV) and semiconductor sectors, offering customized sealing solutions from design through mass production, powered by in-house engineering capabilities. Your trusted precision sealing partner. Inquiries welcome.

Motorcycle Industry

Sealing Applications in the Motorcycle Industry

Sealing Applications in the Motorcycle Industry

Motorcycle Industry

Motorcycle Industry

In the motorcycle industry, sealing components directly influence riding performance, fuel efficiency, and overall vehicle durability. The high-temperature resistance of engine oil seals, the low-friction characteristics of fork suspension seals, and the heat-resistant hydraulic seals of braking systems are all critical considerations in motorcycle seal selection. NIYOK offers processing capabilities across a range of rubber materials, providing material selection recommendations suited to each motorcycle sub-system's operating conditions — helping motorcycle component manufacturers improve product quality.

NIYOK Improves Sealing Durability Across Every Motorcycle System.

NIYOK's motorcycle sealing components cover a wide range of applications across engine, drivetrain, suspension, and braking systems, with NBR, FKM, and HNBR material recommendations tailored to contact media, operating temperature, and reciprocating frequency. For the heat-resistance demands of high-rpm engine oil seals and the low-friction requirements of fork suspension seals, our engineering and QA team — backed by over 40 years of rubber sealing component manufacturing experience — can support customers through specification confirmation and sample evaluation. Dual ISO 9001 and IATF 16949 certification ensures batch-to-batch consistency and full traceability.

Key Features:
．High-temperature engine oil and gear oil material selection (FKM, HNBR)
．Low-friction suspension oil seal material recommendations
．Brake fluid and high-temperature resistance (EPDM)
．Wide operating temperature range (−40°C to +150°C)
．Dual ISO 9001 & IATF 16949 certified quality management
．Engineering and QA team support for material selection and sample confirmation

Motorcycle Applications:
．Engine crankshaft and camshaft oil seals
．Fork suspension oil seals
．Brake caliper and master cylinder seals
．Transmission and drivetrain oil seals
．Cooling system O-rings

Not sure which seal is right for you? Tell us your requirements — NIYOK will take care of the rest. Contact Us
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NIYOK Motorcycle Industry Introduction

Based in Taiwan, NIYOK SEALING PARTS CO., LTD. is a seal and rubber products supplier and manufacturer in the Seal Industry.

NIYOK brings 40 years of seal manufacturing expertise, certified to ISO 9001 and IATF 16949, with full quality traceability ensuring consistent batch-to-batch delivery. In 2026, we expanded into the electric vehicle (EV) and semiconductor sectors, offering customized sealing solutions from design through mass production, powered by in-house engineering capabilities. Your trusted precision sealing partner. Inquiries welcome. From oil seals, O-rings, to gaskets, and customized products, application industries include manufacturing, chemical processing, defense, water treatment and filtration, hydraulics, fluid power, heavy trucks, automobiles, aerospace, oil and gas, medical and For life sciences, food and beverages, a complete product line is available for customer needs and specifications.

NIYOK has been offering customers high-quality Oil Seal, Seal, Rubber Parts, Gasket, O-Ring, Custom-slit-valve since 1983, both with advanced technology and 40 years of experience, NIYOK ensures each customer's demands are met.