At DMG Motorsports, we present the EK Chain SR Non-Sealed 428-136L (428SR-136), a heavy-duty upgrade over EK's standard sport chain that's built to handle the demands of lower horsepower dirt, ATV, and street machines. This 136-link 428 pitch chain is engineered by EK, one of the most trusted names in drive chain manufacturing, and delivers dependable performance for riders who need a durable, non-sealed chain without the added drag of an O-ring design. Whether you're running a small-displacement dirt bike, ATV, or street bike, this chain is built to keep your ride moving with confidence.

Features:

• Heavy-duty version of EK's Sport Chain, purpose-built for lower horsepower dirt, ATV, and street applications
• Solid bushings and solid rollers engineered for long-lasting wear life
• Quad staked (four-point) pin riveting for a secure, durable connection at every link
• Large 5.08mm pin and 2mm plate construction for exceptional strength and durability
• Special steel alloy construction that is pre-stretched and shot-peened for consistent performance
• High quality, low resistance design ideal for applications that don't require an O-ring chain
• 136 links, 428 pitch, non-sealed configuration
• Backed by EK's proven reputation for quality and reliability in racing and everyday use