Premium Japanese-engineered EK drive chains built for extreme strength, precision power delivery, and long service life.
Designed for motocross, enduro, street performance, touring, stunt, drag racing, and superbike applications.

Always confirm your bike’s required chain pitch (415 / 420 / 428 / 520 / 525 / 530 / 630) and correct link count before ordering.

415 Series Chains

Built for small-capacity motorcycles, lightweight race bikes, and mini applications.

EK 415RR
Max CC: 125cc
Lightweight race-spec 415 chain designed for competitive small-displacement performance bikes.
Ideal for reduced rotating mass and improved throttle response.

EK 415RRX
Max CC: 150cc
Enhanced racing 415 chain with improved tensile strength for harder launches and higher RPM use.

EK 415SHDR
Max CC: 150cc
Heavy-duty reinforced 415 chain built for stronger durability in high-stress small-capacity applications.

420 Series Chains

Commonly used on small street bikes, delivery bikes, pit bikes, and light off-road machines.

EK 420 Standard
Max CC: 200cc
Reliable non-sealed chain ideal for commuters and entry-level motorcycles.

EK 420SH
Max CC: 250cc
Heavy-duty version with thicker side plates for longer wear life.

EK 420SR
Max CC: 250cc
Street-focused chain offering improved strength and smoother power delivery.

EK 420SRO
Max CC: 300cc
O-Ring sealed design reduces friction and increases service intervals.

EK 420SRX
Max CC: 400cc
High-performance sealed 420 chain engineered for aggressive riding conditions.

428 Series Chains

Ideal for commuter motorcycles and small-to-mid displacement street bikes.

EK 428 Standard
Max CC: 250cc
Durable non-sealed 428 chain for everyday riding.

EK 428SHDR
Max CC: 300cc
Heavy-duty reinforced construction for improved load handling.

EK 428SR
Max CC: 350cc
Performance street chain delivering stronger acceleration response.

EK 428SROZ
Max CC: 400cc
O-Ring sealed chain designed for longer lifespan and reduced maintenance.

520 Series Chains

The most versatile performance pitch — used on sport bikes, supermoto, track bikes, and motocross builds.

EK 520 Standard
Max CC: 400cc
Reliable non-sealed chain for lightweight street and dirt use.

EK 520M3
Max CC: 450cc
Motocross-focused chain built to handle dirt, mud, and harsh terrain.

EK 520MRD7
Max CC: 500cc
Reinforced motocross chain engineered for extreme off-road durability.

EK 520MXR3D
Max CC: 500cc
Lightweight 3D plate design reduces weight while maintaining strength.

EK 520RRX
Max CC: 600cc
Race-oriented sealed chain providing sharper throttle response.

EK 520SM3D
Max CC: 700cc
Supermoto-specific chain balancing strength and reduced rotating mass.

EK 520SR
Max CC: 750cc
Street performance chain for everyday sport riding.

EK 520SRO6
Max CC: 800cc
O-Ring sealed for extended durability and smoother operation.

EK 520SRX2
Max CC: 900cc
High-performance sealed chain designed for aggressive street use.

EK 520MVXZ2
Max CC: 1000cc
Premium X-Ring chain for high-torque sport bikes and track builds.

EK 520Z3D
Max CC: 1000cc
Advanced 3D plate technology delivering race-level performance.

EK 520ZVX3
Max CC: 1100cc
Ultra heavy-duty X-Ring chain built for superbike torque.

EK 520L3D
Max CC: 1000cc
Lightweight 3D plate chain engineered for performance street riders.

EK 520GP3D
Max CC: 1000cc
Grand Prix-inspired lightweight racing chain.

EK 520RV3D
Max CC: 1000cc
High tensile 3D chain designed for competitive track use.

525 Series Chains

Perfect for mid-to-large displacement sport and touring motorcycles.

EK 525 Standard
Max CC: 900cc
Heavy-duty non-sealed chain for everyday street use.

EK 525SR
Max CC: 1000cc
Performance street chain with reinforced durability.

EK 525SROZ2
Max CC: 1100cc
O-Ring sealed for long service life and smooth power transfer.

EK 525SRX2
Max CC: 1200cc
High-strength sealed chain ideal for sport touring and performance machines.

EK 525MVXZ2
Max CC: 1300cc
Premium X-Ring chain engineered for high torque output.

EK 525L3D
Max CC: 1300cc
Lightweight 3D plate performance chain.

EK 525Z3D
Max CC: 1400cc
Advanced 3D plate design for powerful street bikes.

EK 525ZVX3
Max CC: 1400cc
Ultra heavy-duty chain built for superbike applications.

530 Series Chains

Designed for high-torque superbikes, drag bikes, and large displacement motorcycles.

EK 530 Standard
Max CC: 1000cc
Heavy-duty non-sealed 530 chain.

EK 530SR
Max CC: 1100cc
Performance street chain with reinforced side plates.

EK 530SROZ2
Max CC: 1200cc
O-Ring sealed for durability and smoother operation.

EK 530SRX2
Max CC: 1300cc
High-performance sealed chain for sport touring and track use.

EK 530MVXZ2
Max CC: 1400cc
Premium X-Ring chain for high torque superbikes.

EK 530L3D
Max CC: 1400cc
Lightweight 3D plate design improving acceleration response.

EK 530Z3D
Max CC: 1500cc
Advanced 3D race-level chain.

EK 530ZVX3
Max CC: 1500cc
Ultra heavy-duty superbike chain engineered for extreme torque.

EK 530DR2
Max CC: 1400cc
Drag racing specific chain built for straight-line power delivery.

EK 530DRZ2
Max CC: 1500cc
Maximum tensile strength drag racing chain for extreme builds.

630 Series Chains

Built for large displacement cruisers and heavy touring motorcycles.

EK 630 Standard
Max CC: 1400cc
Heavy-duty chain for cruiser and touring use.

EK 630MS
Max CC: 1600cc
Reinforced chain for high-load long-distance riding.

EK 630SRO
Max CC: 1700cc
O-Ring sealed chain for maximum durability and reduced maintenance.

Choosing the Correct Chain

• Match your bike’s chain pitch exactly
• Confirm the correct link count
• Standard chains suit light-duty or racing setups
• O-Ring chains provide longer service life
• X-Ring chains reduce friction and increase durability
• ZVX / MVXZ series recommended for high-performance superbikes