ZF Sachs

ZF Sachs engines

• Founded: 1895 (as Fichtel & Sachs, later acquired by ZF in 2001)
• Country: Germany
• Range: E-bike drive systems, including high-torque electric motors and related components
• Price segment: Mid-to-high price range
• Reputation: Known for producing robust, high-performance motors for e-bikes, with a strong focus on power and durability. Their components are commonly used in premium and performance-driven bikes, especially in e-MTBs and cargo bikes.
• Appearance: Compact, efficient motor systems designed to seamlessly integrate into high-end e-bikes, prioritizing both aesthetics and performance.
• Overall quality: Very high, with a focus on advanced engineering, reliability, and customizable solutions for manufacturers.
• Durability: High, with advanced heat management and rugged designs for demanding uses, including off-road and cargo applications.
• Customer service: Comprehensive, with a global network of service centers and aftermarket support, as well as over-the-air software updates for improved functionality​.
• Brands using their engine: RAYMON, various high-performance e-bike manufacturers

Who or What is ZF Sachs ?

ZF Sachs is a division of the German company ZF Friedrichshafen AG, which specializes in developing high-performance components for the automotive and e-mobility sectors. Founded originally as Fichtel & Sachs in 1895, the brand became synonymous with quality automotive parts like clutches and shock absorbers.

Over time, ZF Sachs expanded into various industries, including the e-bike sector, leveraging its expertise in drivetrain technologies. Sachs’ acquisition by ZF in 2001 marked the beginning of its foray into electric mobility, particularly with the development of e-bike motors. Today, ZF Sachs is a leading supplier of high-performance e-bike drive systems and components, known for their technical sophistication and durability.

What Makes ZF Sachs Good or Unique?

ZF Sachs stands out in the e-bike market through several unique selling points. First, their motors, such as the Sachs RS and CentriX, are recognized for their high power output and torque, with up to 700 watts and 110 Nm of torque, making them ideal for demanding applications like cargo bikes and mountain bikes. These motors are designed for both high performance and long-term reliability, with features like intelligent heat management systems to prevent derating, which is a common issue with high-power motors​.

Additionally, ZF Sachs offers customizable solutions for e-bike manufacturers. Their Bike Eco System provides a modular and open framework, allowing brands to integrate components like motors, batteries, controllers, and cloud-based connectivity into their designs.

This flexibility is rare in the industry, where many companies offer more rigid, closed systems. Another key selling point is ZF Sachs’ focus on compact design without sacrificing power; the CentriX motor, for instance, weighs just 2.5 kg but delivers 90 Nm of torque, enabling manufacturers to build lighter, more efficient e-bikes.

ZF Sachs Electric engines of 2025

ZF Sachs produces e-bike drive systems, focusing on motors, batteries, and controllers rather than complete e-bikes. Their motors cater to high-performance categories, such as e-mountain bikes (eMTBs), trekking bikes, and cargo bikes. The Sachs RS motor is specifically designed for e-MTBs and cargo bikes, providing a powerful boost even at low cadences, which makes it suitable for rugged, off-road conditions or heavy loads​.

The CentriX motor, launched in 2024, is designed for a broader range of bikes, from trekking and mountain bikes to urban and gravel bikes. With two versions—one offering 90 Nm of torque for more aggressive riding and another with 75 Nm for urban or commuter use—ZF Sachs aims to serve both high-performance and everyday e-bike categories.

In terms of price point, ZF Sachs components are generally found in the mid-to-high-end segments of the market. Their motors are typically integrated into premium e-bikes that emphasize performance, durability, and advanced features like connectivity and smart systems.

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ZF Sachs History

ZF Sachs traces its origins back to 1895 when it was founded by Ernst Sachs and Karl Fichtel in Schweinfurt, Germany, as Fichtel & Sachs. The company initially specialized in ball bearings and bicycle hubs, which became the foundation of its success.

By the 1930s, Sachs expanded into automotive parts, developing clutches and shock absorbers, and eventually ventured into small engine production for bicycles and motorcycles. During this time, the company became integral to both consumer and military supply chains, particularly during World War II.

After the war, Sachs continued to innovate, developing semi-automatic transmissions and producing two-stroke engines. In the post-war period, it solidified its position in the automotive sector and further expanded into bicycle components, acquiring several European brands in the process. In 1997, Sachs’ bicycle component division was sold to SRAM, which allowed the company to focus on automotive technologies.

In 2001, the company was acquired by ZF Friedrichshafen AG, a global leader in drivetrains and transmissions, and was rebranded as ZF Sachs. This acquisition allowed ZF to integrate Sachs’ expertise in high-performance components into its broader automotive and industrial portfolio.

Over the years, ZF Sachs expanded its product line to include electric mobility solutions, marking a new era of innovation with the development of e-bike drive systems such as the Sachs RS motor, renowned for its power and efficiency.

Timeline of ZF Sachs

• 1895: Fichtel & Sachs founded by Ernst Sachs and Karl Fichtel in Schweinfurt, Germany, specializing in ball bearings and bicycle hubs.
• 1932: Willy Sachs introduces a 60cc engine for bicycles.
• 1953: Launch of semi-automatic transmissions (Saxomat), which brings recognition to the company in the automotive world.
• 1970s-1980s: Expansion into small engine production for vehicles and acquisition of major bicycle component manufacturers (including Hercules, Rabeneick).
• 1987: Sachs is acquired by Mannesmann, continuing growth in automotive parts.
• 1997: Bicycle component division sold to SRAM.
• 2001: Acquired by ZF Friedrichshafen AG, rebranded as ZF Sachs, enhancing expertise in automotive transmissions and clutches.
• 2018: Launch of Sachs Micro Mobility, introducing high-performance motors for e-bikes.
• 2020: ZF Sachs focuses heavily on the e-mobility market, releasing powerful motors like the Sachs RS for eMTBs.
• 2023: ZF Sachs expands its e-bike portfolio, with more integration of cloud-based control systems.

News about ZF Sachs in 2024 

In 2024, ZF Sachs made headlines at the Eurobike trade fair with the introduction of its new CentriX drive system, a compact, high-torque motor for e-bikes. Weighing only 2.5 kg, this 48-volt mid-motor boasts up to 90 Nm of torque and is positioned to redefine the standard for e-bike power units in the market.

The CentriX is designed for use in multiple categories, from mountain to trekking and urban bikes. A key feature of the CentriX is its compact design, which makes it a flexible choice for manufacturers aiming to build lighter, more agile e-bikes​.

Additionally, the Bike Eco System unveiled by ZF Sachs emphasizes their innovative approach to integrated digital solutions, allowing manufacturers to connect their e-bikes to the cloud and offer over-the-air software updates. This system includes a full set of components such as lithium-ion batteries and intuitive controllers, making it one of the most customizable and high-performance solutions available on the market today.

The brand’s commitment to advancing electric mobility is further exemplified by their partnerships with major bike manufacturers like RAYMON, which is planning to launch its Tarok e-MTB using the ZF Sachs drive system. The company’s strategic focus for 2024 is on high-torque motors for premium e-bike models, positioning them as a leader in performance-driven e-mobility

ZF Sachs Contact and Warranty

ZF Sachs provides a robust warranty program for its performance products, including its e-bike motors and related components. Specifically, their warranty covers defects in materials and workmanship, with service teams available to assist customers and sales partners with any warranty claims.

The warranty duration and conditions may vary depending on the product and the region in which it was purchased. For example, improper use, damage from water or high-pressure cleaning, and attempts at unauthorized repairs typically void the warranty.

ZF also offers extensive aftermarket support, allowing customers to easily access service centers for repairs or replacements under warranty. Additionally, updates to software can be made over the air, ensuring customers have access to the latest improvements without needing physical interventions.

For any warranty-related queries, ZF recommends contacting their service department or authorized partners​.

ZF Sachs Contact Information

For inquiries, ZF Sachs can be reached through multiple channels:

• Website: Their primary website for detailed product information and support is www.zf.com. It provides access to their complete range of mobility solutions, including e-bike systems.
• Social Media: ZF Sachs maintains an active presence on social media platforms where customers can follow updates or get in touch for support:
  • Facebook: ZF Group
  • LinkedIn: ZF Friedrichshafen AG
  • Instagram: ZF often shares updates and innovations on its Instagram handle under the general ZF umbrella.
• Phone/Email: While the exact customer service phone numbers and emails may vary by region, ZF encourages customers to use their local partner network, which can be located using the Partner Finder tool on their website for direct support.

For specific technical or customer inquiries, ZF provides both a global contact form and regional customer service options through their website