JT. 420HDR 12 - 51 126 Chain kitAPRILIA 50 RX 50 - 1998 - 2005Ref : JTC01822A / 3055778

Designed for urban riding and riders seeking a reliable replacement, this chain kit combines a super-reinforced 420HDR chain with a steel front sprocket and an aluminum rear sprocket. The 12-51-126 configuration corresponds to the number of teeth on the sprocket/sprocket and the number of links provided, ready to equip your drivetrain for improved precision and acceleration response.

• Type: 420 HDR chain with XS-Ring seals
• Quality: Super-reinforced, black/steel color
• Configuration: 12 teeth front / 51 teeth rear / 126 links
• Materials: High-strength steel sprocket / Lightweight aluminum rear sprocket
• Recommended use: Suitable for motorcycles up to approximately 40 HP, particularly in urban environments

The XS-Ring seals minimize lubricant loss and help reduce wear, while the aluminum sprocket lightens the overall setup for improved maneuverability in the city. A complete kit ideal for chain maintenance: weight reduction, ease of installation, and simplified upkeep. Compatibility examples: APRILIA RX 50 (2003–2005).

Biker tip: Check the exact compatibility with your model and adjust the tension according to manufacturer recommendations. For optimal longevity, lubricate regularly and monitor tooth wear.