EK CHAIN JT 420SH 13/48 - Standard Rear Sprocket Chain kitYAMAHA 50 DT 50 R - 1989 - 1996Ref : EKC03153A / 3067821

EK/JT 420SH 13/48 Chain Kit - Standard Sprocket

Replace your entire transmission at once with this compact kit designed for urban use and small displacement bikes. The EK 420SH O-ring chain combined with the JT front sprocket and the standard steel rear sprocket forms a robust final drive, built to last and withstand daily use. Ideal for 50cc and lightweight machines where reliability and ease of maintenance are paramount.

• Type: EK 420SH Chain (O-ring) + JT Sprocket + Standard Steel Sprocket
• Dimensions: 13-tooth Sprocket / 48-tooth Sprocket
• Technical Features: Pitch 420, 120 links, roller width 6.35 mm
• Materials: High-strength steel for sprocket and chain, steel chain with O-ring seals
• Tensile Strength: 8,000 N (suitable for motorcycles up to ~30 HP)
• Weight: 0.91 kg for 100 links
• Life Index: Relative lifespan 200 (for 100 links)

Practical advantages: complete assembly for quick replacement, smooth transmission thanks to precise tooth adjustment, easy maintenance due to O-ring seals. Check compatibility with your model before installation — this kit fits several generations of YAMAHA DT 50 R (1994–1996).