Bafang M510 Replacement Bolts 250w 36v Mid-Drive Motor Mounting Bolt,

Bafang M510 Mid-Drive Motor Mounting Bolt, Screw & Lockring Kit

This replacement mounting bolt, screw and lockring kit is designed for compatible Bafang M510 mid-drive motor systems. It contains the main installation hardware required to secure the motor to a compatible frame, together with a chainring retaining lockring and additional fixing screws.

The kit is ideal for replacing lost, worn, damaged or corroded original hardware during motor installation, servicing, frame replacement or a complete drive-system rebuild.

Key Features

• Designed for compatible Bafang M510 mid-drive motor systems.
• Complete replacement-style motor installation hardware set.
• Includes three long motor-to-frame mounting bolts.
• Nylon-insert lock nuts help resist loosening caused by vibration.
• Flat washers help distribute the mounting load evenly.
• Includes a chainring retaining lockring.
• Additional motor and cover fixing screws are included as pictured.
• Durable metal construction with a protective black finish.
• Suitable for motor installation, servicing, repair and maintenance.

What Is This Kit Used For?

The main long bolts, washers and lock nuts are used to secure the compatible drive unit to the motor mounting section of the frame. The retaining lockring is used to hold the compatible chainring assembly in position, while the smaller screws are intended for the relevant motor or cover mounting locations.

This replacement set may be useful when:

• Installing a compatible M510 motor into a replacement frame
• Rebuilding or servicing the drive system
• Replacing missing motor mounting hardware
• Replacing corroded, rounded or damaged fasteners
• Refitting the chainring after maintenance
• Completing a motor repair or frame replacement

Product Specifications

Package Includes

• 1 × Chainring retaining lockring
• 3 × Long motor mounting bolts
• 3 × Nylon-insert lock nuts
• 3 × Flat washers
• Assorted smaller motor mounting and cover fixing screws

Please Check Before Ordering

Compare the replacement hardware with your original components and confirm:

• Motor model and identification number
• Main mounting bolt diameter and thread pitch
• Length of the three long mounting bolts
• Washer and locking-nut dimensions
• Chainring lockring diameter and thread
• Lockring tool interface and fitting direction
• Length, thread and head style of the smaller screws
• Quantity and appearance of all components shown

Installation Guidance

1. Switch off the system and remove or disconnect the battery.
2. Support the motor securely before removing or installing the mounting bolts.
3. Compare every replacement fastener with the original component.
4. Align the motor correctly with the frame mounting points.
5. Install the mounting bolts, washers and locking nuts in the correct positions.
6. Start all threaded components by hand to prevent cross-threading.
7. Fit the chainring lockring using the correct installation tool.
8. Tighten all fasteners according to the motor manufacturer’s specified sequence and torque settings.
9. Check the motor, chainring and covers are securely fitted before reconnecting the battery.

Items Not Included

This listing is for the mounting hardware kit only. The following items are not included:

• Mid-drive motor
• Frame
• Chainring
• Crank arms
• Battery or electrical components
• Installation and lockring tools

A practical replacement hardware set for compatible Bafang M510 motor installation, servicing and repair.