—— Product Description ——
The 90227 Brake Cylinder is a key braking actuator used in rail maintenance and track service machines. It converts pneumatic or hydraulic pressure into mechanical force to apply and release the brake system for machine travel, parking, and safety protection.
This brake cylinder is suitable as a replacement for original machine parts and can be customized for different models, mounting dimensions, stroke lengths, and connection types. It is manufactured with high-strength materials and precision machining to ensure stable output force, smooth movement, and long service life even in harsh railway environments.
The 90227 brake cylinder helps improve braking performance, operational safety, and maintenance efficiency for rail equipment.
—— Product Advantages ——
Precision Manufacturing – CNC machining ensures accurate dimensions and stable performance.
High-Quality Materials – Made from durable steel and sealing components for long service life.
Customizable Design – Stroke, mounting size, pressure rating, and ports can be produced based on your machine model.
Strict Quality Control – Each unit is tested for pressure, leakage, and function before delivery.
Reliable Replacement Solution – Suitable for replacing original parts without changing the machine structure.
Strong Production Capacity – Supports batch orders with consistent quality and short lead time.

Founded in 1999, QM Track Equipment Co., Ltd., a subsidiary of the Jinruida Group, has been a pioneer in the global railway maintenance industry. As a certified high-tech enterprise, we have built a robust platform specializing in fluid technology, system transmission, and precision mechanical manufacturing. Our solutions are widely applied across railway engineering machinery, high-speed trains, subways, heavy-duty locomotives, and intelligent control systems.
Over the years, we have upheld the principle of "integrity and mutual benefit," delivering high-quality products and tailored solutions to clients worldwide. Our services now extend to over 20 countries, including the UAE, Egypt, Brazil, Thailand, Vietnam, Malaysia, and India. Beyond being a leading manufacturer and supplier of core components for heavy railway maintenance machinery, we are at the forefront of providing intelligent equipment solutions and contributing to the development of industry standards.
Contact us today to build the future of railway maintenance together!

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—— FAQ ——
Who are we?
We are QM Track, a trusted provider of railway maintenance solutions, specializing in advanced track maintenance equipment and customizable tamping units.
How can we guarantee quality?
We ensure quality through rigorous inspections, advanced manufacturing processes, and adherence to international railway standards. Every product undergoes thorough testing to meet your expectations.
What can you buy from us?
We offer a wide range of products, including tamping machine spare parts, ballast tamping equipment, railway tamping mechanisms, and track maintenance devices.
Why should you buy from us, not from other suppliers?
We provide high-quality, eco-friendly products with extensive customization options and dedicated support. Our focus on tailored solutions and sustainable innovation sets us apart.