JT/JT 420HDR 12/52 Chain Kit (non-OEM) Reinforced — a drive train designed for urban small-displacement motorcycles. This kit includes a 420 HDR type chain in black/steel finish, a 12-tooth sprocket, and a standard 52-tooth steel rear sprocket. Ideal for those seeking a robust daily transmission without compromising on style.
- Brand: JT DRIVE CHAIN
- Type: Reinforced chain kit (non-OEM)
- Pitch: 420
- Sprocket / Sprocket: 12 / 52
- Sprocket: Steel
- Seals: XS-Ring
- Color: Black / Steel
- Quality: Racing
The reinforced HDR chain combined with XS-Ring seals helps maintain internal lubrication and limit the entry of dust and dirt — an advantage for city riding where stop & go and variable conditions put stress on the transmission. The standard steel sprocket provides good resistance to shocks and mechanical wear without claiming unverified performance figures.
Main compatibilities:
- RIEJU MRT 50 SM PRO (2013 - 50 cc)
- RIEJU MRT 50 ENDURO (2013 - 50 cc)
- RIEJU DRAC 50 (1997 - 50 cc)
Non-OEM kit, check the pitch and number of teeth before installation to ensure proper fit on your motorcycle.