Voca CNC Sprocket 48 Teeth (420) – black, precise gearing for Derbi Senda & Co.

With the Voca CNC sprocket with 48 teeth, you bring clean, reliable gearing to your 50ccm setup. The sprocket is designed for 420 chains and is CNC-milled – for high dimensional accuracy, proper concentricity, and a precise fit during installation. Visually, the black finish fits perfectly with sporty supermoto and racing builds, e.g., on your Derbi Senda SM or Derbi Senda DRD.

Ideal if you want to fine-tune your Derbi Senda for everyday use or on the track – while relying on stable quality.

Features & Benefits

• 48 Teeth – suitable for a balanced/powerful gearing (depending on setup)
• For chain type 420
• CNC-manufactured for precise fit and clean concentricity
• Color: Black
• Suitable for many models with Derbi engine, including the Derbi/Aprilia/Gilera environment

Technical Details

• Manufacturer/Series: Voca Racing
• Version: CNC Sprocket
• Number of teeth: 48
• Chain dimension: 420
• Color: Black
• Article number (ItemNo): VCR-SD450.SDA.48/BK
• ItemID: 1168230

Compatibility (Vehicles)

Fits many vehicles, such as Derbi Senda SM, Derbi Senda DRD and selected models from Aprilia and Gilera with Derbi engine. Here is the complete list of the specified models:

• Aprilia: RS4 50 Derbi engine 2011
• Aprilia: SX 50 Derbi engine 2018-2020
• Aprilia: RS 50 Derbi engine 2006
• Derbi: Senda 50 R X-Treme 2018
• Derbi: Senda 50 SM X-Treme 2014
• Derbi: GPR 50 Racing 2004-2009, 2011-2013
• Derbi: Senda 50 DRD SM Racing 2002-2010
• Derbi: GPR 50 Nude 2004-2012
• Derbi: Senda 50 SM DRD X-Treme Pro Racing 2013-2018
• Derbi: Senda 50 DRD R Pro 2006-2011
• Gilera: SMT 50 Euro 4 2018
• Gilera: SMT 50 SM Racing 2011

Important for Selection

• Make sure that you are actually using a 420 chain.
• The number of teeth (48) affects the gearing – ideal for tuning acceleration/top speed depending on the rest of the setup.

Note: OEM numbers were not provided for this item.