ARacer RCmini XX Engine Management ECU Yamaha Zuma 125cc (2015-2017)

• NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES

The aRacer RC Mini XX ECU for the Yamaha Zuma 125 R 2015–2017 is a full replacement programmable ECU system for riders, builders, and tuners who want deeper control over fuel, ignition, tuning data, and supported aRacer accessories.

What It Is

A compact performance ECU platform for supported Yamaha Zuma 125 R applications. The RC Mini XX replaces the factory ECU and provides advanced calibration access for scooter performance builds, dyno testing, and development.

What It Does

• Full replacement ECU system for supported Yamaha Zuma 125 R models
• Advanced fuel and ignition control
• Improved tuning flexibility beyond the factory ECU
• Supports data-driven dyno testing and calibration work
• Compatible with supported aRacer displays, modules, and accessories
• Built for race, track, testing, and performance applications where applicable

Fitment

Yamaha Zuma 125 R 2015     Yamaha BWs R 125 2015

Yamaha Zuma 125 R 2016     Yamaha BWs R 125 2016

Yamaha Zuma 125 R 2017     Yamaha BWs R 125 2017

Also known as: Yamaha BWS R 125 in some markets.

Fitment Note: Confirm exact model year, market version, ECU connector, wiring configuration, and supported software setup before ordering.

Product Information

• Product: aRacer RC Mini XX ECU
• Application: Yamaha Zuma 125 R
• Year Range: 2015–2017
• SKU: PA-B601080AX
• Type: Full replacement programmable ECU
• Platform: RC Mini XX

Recommended Accessories

• aRacer AF3 Wideband AFR Module – provides wideband air-fuel-ratio monitoring for calibration and diagnostic work
• aRacer PRO-LINK USB Communication Adapter – supports ECU communication and calibration access from a compatible computer
• aRacer DG2 Multi-Function Display Gauge – displays supported real-time ECU and vehicle data
• aRacer Race Panel 2 – provides a larger display and monitoring interface for supported racing applications
• aRacer R Button – provides supported ECU function control where compatible
• aRacer QSR V2 Quick Shift Race V2 – enables supported quick-shift integration when correctly configured
• aRacer cable splitters and extension harnesses – support compatible accessory installations and wiring layouts

Accessory compatibility can depend on the ECU configuration, motorcycle wiring, software version, and installation requirements. Confirm compatibility before ordering.

Why aRacer for Zuma 125 R?

The Yamaha Zuma 125 R is a popular scooter platform for street-style performance, custom builds, and small-displacement tuning. The aRacer RC Mini XX gives riders and tuners a complete ECU platform with calibration access, supported accessories, and official North American support.

North American Support

• Supported by aRacer ECU R&D of America LLC
• U.S.-based technical support
• North American validation and platform development
• Fast domestic shipping from California when in stock