Woodniu Racein Rear Pulley and Central Shaft Sleeve Assembly - Belt Drive Kit for Surron Ultra Bee Off-Road Motorcycle

Woodniu Racein Rear Pulley and Central Shaft Sleeve Assembly

Brand: Woodniu Racein

Application: Exclusively designed for Surron Ultra Bee Off-Road Motorcycle

Authenticity: Rear Belt Sprocket / Rear Pulley / Central Shaft Sleeve / Axle Housing / Belt Drive Kit / Rear Pulley & Axle Assembly
 

• Complete rear pulley and central shaft sleeve assembly built for Surron Ultra Bee off-road motorcycles
• Includes the HTD-8M-61 rear belt pulley and matching central axle housing
• High-strength construction designed to handle the high torque demands of the belt drive system
• Precision-machined teeth ensure smooth belt engagement and reduce slippage
• Integrated bearing housing design maintains alignment for consistent power transfer
• Direct fit for the Ultra Bee’s rear belt drive system, engineered for reliable performance

Overview

Optimize your belt drive system with the Woodniu Racein Rear Pulley and Central Shaft Sleeve Assembly. Built specifically for the Surron Ultra Bee, this complete kit includes the rear belt pulley and central axle housing, designed to deliver consistent power transfer with reduced noise and slippage.

Engineered for durability, it’s the ideal solution for maintaining or upgrading your belt drive performance.

What’s Included

✅ 1 x Rear Belt Pulley (HTD-8M-61)
✅ 1 x Central Shaft Sleeve / Axle Housing


Key Features

All-In-One Belt Drive Kit
Combines the rear pulley and central shaft sleeve for a complete rear belt drive assembly.

Precision-Machined Pulley
High-quality rear pulley with HTD-8M-61 tooth profile ensures smooth, efficient belt engagement.

Reinforced Central Shaft Sleeve
Heavy-duty axle housing with integrated bearing seats maintains alignment and reduces vibration.

High-Torque Rated Construction
Built to withstand the power demands of the Ultra Bee’s high-performance motor and belt drive system.

Woodniu Racein Quality Assurance
Backed by our 3-month quality promise: if you receive the assembly and discover manufacturing defects (such as fit issues or machining flaws), we will send a brand-new replacement free of charge (excludes man-made damage, improper installation, and normal wear).

Installation Guide

Secure your bike on a work stand and remove the rear wheel, belt, and old assembly.

Clean the swingarm mounting points to remove dirt and debris.

Install the new central shaft sleeve into the swingarm, ensuring bearings are properly seated.

Mount the rear pulley onto the shaft, aligning it with the belt path.

Reinstall the belt and rear wheel, then adjust the belt tension to the factory specification.

Test the system by spinning the rear wheel to ensure smooth rotation without binding.

Compatibility

✅ 100% Compatible with Surron Ultra Bee Off-Road Motorcycle
❌ Not compatible with other Surron or Segway models.

Warranty & Support

Fitment Guarantee: Authentic original components dedicated to Ultra Bee belt drive system, perfect factory original fit.

Quality Guarantee: Free replacement for manufacturing defects within 3 months (man-made damage excluded).

Customer Support: Our team is ready to assist with installation guidance and belt tension adjustments — contact us anytime.