VOCA CNC Rear Sprocket 48T 420 for Derbi Senda / MRT / XP6

Enhance your drivetrain with this premium VOCA CNC rear sprocket with 48 teeth. Designed for bikes using 420 pitch chains. Made from high-grade AA‑7075‑T6 aluminum for outstanding strength and minimal weight, this sprocket improves throttle response and handling.

Technical specifications:

• Tooth count: 48
• Inner diameter: 105 mm
• Pitch circle diameter: 125 mm
• Mounting: 6 holes (3×2 pattern), hole diameter 8.5 mm
• Chain type: 420
• Material: AA‑7075‑T6 aluminum, monobloc (no welds)

Compatibility:
Fits many 50cc bikes with 420 chains and standard mounting pattern:
• Derbi Senda SM / DRD / X-Race / X-Treme (only with spoke wheels)
• Rieju MRT / MRT Pro
• Peugeot XP6 50cc
• Aprilia RX / SX 50cc
• Gilera SMT / RCR 50cc
• Other 50cc bikes with compatible dimensions

Note: This sprocket fits Derbi models with spoke wheels only. It is not compatible with Derbi cast wheel models due to different hub dimensions.

Available in black, red, blue and titanium for a customized look.