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WINAMICS 55mm Short Shaft Hub Motor for High-Speed Kart Racing

Shenzhen Jinhaixin Holdings Co., Ltd
2026-10-09
Industry Guide
Discover the WINAMICS 8.5-inch diameter, 55mm short shaft unilateral finale disc brake hub motor by Shenzhen Jinhaixin Holdings Co., Ltd. This motor offers optimized chassis adaptability, high torque output, and reliable braking for high-speed kart racing. Certified for global markets, it supports custom solutions and technical assistance.

Introducing the WINAMICS 8.5-inch 55mm Short Shaft Hub Motor

Developed by Shenzhen Jinhaixin Holdings Co., Ltd, the WINAMICS hub motor is engineered specifically for high-speed kart racing applications. Featuring a unilateral finale disc brake design and a compact 55mm short shaft, this motor delivers exceptional chassis compatibility paired with reliable braking performance, tailored to meet the rigorous demands of competitive kart racing worldwide.

Key Features & Advantages

  • Single-sided clamp shaft structure combined with a precision disc brake system: Enables quick and responsive braking, essential for high-speed competitive scenarios.
  • Optimized 55mm short shaft layout: Enhances adaptability to various kart chassis, ensuring easy installation and compatibility across multiple popular models.
  • High torque output designed for racing performance: Balances power and efficiency to help improve acceleration response and overall race dynamics.
  • Global certifications (CE, RoHS) and export compliance: Provides peace of mind for international teams and aftermarket manufacturers, complemented by dedicated after-sales technical support and customizable solutions.

Technical Specifications at a Glance

Diameter 8.5 inches (213 mm)
Tire Width 83 mm
Shaft Length 55 mm short shaft design
Braking System Unilateral finale disc brake
Certifications CE, RoHS, Global Export Compliance

Application Scenarios & Customer Benefits

The WINAMICS 55mm short shaft kart hub motor is ideal for:

  • Professional kart racing teams seeking enhanced acceleration and reliable braking systems to gain competitive advantages on the track.
  • Specialized kart modification workshops requiring versatile motors that fit diverse chassis types with ease.
  • Aftermarket manufacturers targeting international markets with demand for certified, high-performance racing components.

By choosing this motor, users benefit from Shenzhen Jinhaixin’s commitment to quality assurance, comprehensive after-sales support, and customizable designs tailored to meet specific racing demands.

WINAMICS 8.5-inch diameter 55mm short shaft unilateral finale disc brake kart hub motor
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