Powertrain Components

Seil Industrial Co., Ltd. specializes in powertrain components such as axles and gearboxes for industrial vehicles, including tractors and electric forklifts.
With a strong focus on overseas markets, SEIL Industrial delivers custom-engineered, high-performance solutions tailored to meet diverse client needs around the globe.

RG700 Swing Reducer
The RG700 swing reducer is a compact, high-torque rotating gearbox purpose-built for 13–17 ton excavators. Engineered with a high gear ratio and optimized gear profile, it delivers exceptional torque output while minimizing operational noise—ensuring smooth, silent swing motion under heavy loads.

Its modular architecture and easy-access design simplify field maintenance, thereby reducing downtime and total lifecycle cost. With precision-machined internals and a robust housing structure, the RG700 ensures high efficiency even in harsh job-site conditions.
Perfectly tuned for OEM integration, this swing reducer offers optimal fitment across a wide range of upper-structure configurations. Trusted by Tier-1 excavator manufacturers, it has proven its reliability in demanding field operations around the globe.
When performance, durability, and serviceability matter, RG700 delivers. It is not just a gearbox—it is the backbone of modern excavation power.

TM07 Drive Reducer
TM07 is a compact and high-efficiency drive reducer engineered for excavators in the five-to seven-ton class. Designed to endure the high torque demands of heavy-duty mobility, TM07 delivers superior load-handling capability while maintaining smooth operation and minimal mechanical loss.
Its modular and compact design enables easy installation and optimal integration into a variety of undercarriage systems. The use of precision-machined gear profiles reduces operational noise and wear, enhancing both operator comfort and system longevity.
Built for field serviceability, TM07 offers quick and simple repair access, significantly cutting down on downtime and maintenance costs. With robust sealing and high-strength internal components, this reducer is a proven performer in harsh excavation environments.
Whether it involves trenching, lifting, or site maneuvering, TM07 delivers stable, reliable driving force, making it a trusted solution for OEMs seeking durability, precision, and lifecycle efficiency in modern hydraulic excavators.

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