EK CHAIN JT 420SH 11/53 - Standard Rear Sprocket Chain kitAPRILIA 50 SX 50 - 2012 - 2013Ref : EKC03143A / 3067811

Replace your transmission in one go with this complete kit combining the EK 420SH chain (O-ring) with the JT front sprocket and a steel rear sprocket. Designed for urban use and small displacement bikes, this kit offers a reliable solution for maintaining your transmission: road handling, clean torque transfer, and easy installation for both amateur and professional mechanics.

• Chain: EK 420SH with O-ring seals for preserved lubrication and controlled wear.
• Front sprocket: 11 teeth, JT steel, precision machining for optimal engagement.
• Rear sprocket: 53 teeth (standard sprocket), robust steel for increased longevity.
• Technical specifications: pitch 420, 130 links, roller width 6.35 mm, tensile strength 8,000 N (suitable for bikes up to ~30 HP), weight 0.91 kg/100 links.
• Color: steel / steel

Kit designed for lightweight touring and urban use — perfect for models like the APRILIA SX 50 (2012-2013). Check the number of links and compatibility with your model before installation. EK and JT parts, a recognized duo for clean transmission and easier maintenance.