Original Yamaha NMAX 125 Side Stand Switch (B8A-H2566-01) | 2021-2024

Sale price£29.50 GBP

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Discover the ultimate upgrade for your motorcycle.
Designed with precision engineering, this offers unmatched performance and durability.


Engine cut-out issues often come from the switch failing to detect the stand position correctly. This original Yamaha NMAX 125 side stand switch (B8A-H2566-01) fixes that by accurately reading whether the stand is up or down. It sends the correct signal to the ECU. That allows the safety system to respond properly. The engine runs or cuts off exactly as intended.

Vetted by our Lead Engineer. Leveraging 30 years of mechanical pedigree, every part is inspected for material density and exact tolerances to ensure a 'Right-First-Time' fit.

Order in the next -- hours -- mins for guaranteed 1 PM Same-Day Dispatch from our London NW10 Hub.
Protect your shift — Back on the road tomorrow.

Guaranteed fitment for Yamaha GPD125-A NMAX or free returns.

Product Compatibility

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Part Number
  • B8A-H2566-01
Alternative Part Number

_

Model
  • GPD125-A NMAX
Year
  • 2021
  • 2022
  • 2023
  • 2024
MFG
  • Yamaha

Product Overview

This high-quality Original Side Stand Switch is designed to meet or exceed factory performance standards and is suitable for Yamaha NMAX 125 (2021-2024) models.

The side stand switch is a safety device that prevents the motorcycle from being ridden while the side stand is deployed. When the stand is down, the switch interrupts the ignition circuit, automatically cutting the engine if the rider attempts to pull away. When the switch fails or develops a fault, the bike may refuse to start or may cut out unexpectedly while riding, even with the stand in the raised position. This original replacement restores the safety circuit to full working order, ensuring the side stand interlock functions correctly on your NMAX 125.

- Brand New Original Side Stand Switch
- Part Number: B8A-H2566-01
- Original replacement for Yamaha NMAX 125 (2021-2024)
- Restores reliable operation of the side stand safety interlock
- Prevents unexpected engine cut-outs and no-start conditions caused by a faulty switch
- Direct fit, no modification required
- Ideal for safety system repair and scheduled electrical maintenance
- London: Express same-day delivery (2-3 hours)
- Rest of UK: Same-day dispatch on orders before 1 PM (3-4 business days delivery).
- Up to 75% off for B2B Trade Accounts. Independent UK garages, apply now.

• Yamaha NMAX 125 owners with a faulty, stuck, or malfunctioning side stand switch
• Replacing the Side Stand Switch during electrical fault diagnosis or safety system repair
• Mechanics and workshops carrying out Yamaha NMAX 125 electrical and safety system servicing
• Riders wanting to restore the correct side stand safety function of their Yamaha NMAX 125
• Anyone looking for a guaranteed original replacement for their Yamaha NMAX 125

Complete Part Guide

If the side stand system isn't working properly, it can interrupt engine operation or prevent the bike from starting because it's designed to control when the engine is allowed to run. Fitting the original Yamaha NMAX125 Side Stand Switch (Part Number: B8A-H2566-01) for 2021-2024 restores that safety function so everything works as intended. Built to Yamaha's original standards, it ensures accurate fitment and dependable operation. It's a key part of keeping your ride safe and consistent. Available from Part Hive's London hub, with same-day UK dispatch on all orders before 1 PM

On the NMAX-125, the side stand switch is one of those parts you don't notice until the bike starts acting up. We see slight wear or dirt buildup affecting how it reads the stand position. That leads to random cut-outs or starting issues, especially in London stop-start riding. Riders often try to restart the bike or move the stand slightly, hoping it settles. It doesn't. We check switch movement, test electrical response, and confirm signal consistency. Once it's off, we install the correct original Yamaha side stand switch, restoring accurate detection and keeping the system stable and predictable.

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