EK CHAIN JT 520SRX2 14/50 - Standard Rear Sprocket Chain kitYAMAHA 600 TT 600 (59X) - 1985Ref : EKC03237A / 3067911

EK/JT 520SRX2 Chain Kit 14/50 - Standard Sprocket

Designed for motocross use, this EK CHAIN kit combines a 520 chain with a sprocket/crown pair sized 14/50. Intended for demanding riders seeking a reliable and easy-to-maintain transmission, it features raw steel components for maximum compatibility and straightforward restoration to original specifications.

• Type: 520 Chain Kit (sprocket 14 / crown 50)
• Number of links: 112
• Color: Steel / Steel (raw finish)
• Crown material: Steel
• Weight: 1.54 kg / 100 links → approximate kit weight: ~1.72 kg
• Durability index: 3300 (relative lifespan for 100 links, manufacturer reference)

The SRX2 series from EK offers a good performance-to-price ratio and is widely used among motocross riders. This standard kit makes replacement easy when worn out: direct mounting on chain edges and tensioner adjustment according to manufacturer recommendations. Ideal for restoring the transmission of an enduro or track bike without altering the original geometry.

Example of compatible motorcycle: YAMAHA TT 600 (59X) (1985 - 600 cc)