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AMT Transmission Control Unit – Complete Shift Control System for Sitrak C7H

The AMT Transmission Control Unit is an advanced electro-pneumatic shift control system that provides precise and effortless gear changes for the Sitrak C7H. This comprehensive kit includes all necessary components for a complete installation or replacement of the factory shift control assembly.

This complete AMT Transmission Control Unit kit includes the Handle Type Gear Shifter, Hexagon Head Bolts M6, Plain Washers, Dust Cover Assembly, Clamping Plate, Shift Guard, Hexagon Head Bolts M8, Spring Washers, Blind Rivet Nuts M8, Blind Rivet Nuts M6, Shift Hole Cover Plate, Plug Cover, and Shift Knob Switch. Every component of this AMT Transmission Control Unit is engineered to OEM specifications for a perfect fit and reliable performance.

The AMT Transmission Control Unit features an ergonomic shift lever with integrated rotary mode selector and a robust dust protection system. The unit’s precise electronic controls deliver smooth, seamless gear changes that enhance driver comfort and reduce drivetrain wear.

For complete technical specifications and ordering details, please refer to the official Sinotruk Catalog, which provides comprehensive information on all available variants and compatible truck models for the AMT Transmission Control Unit.

Whether you are replacing a worn-out shifter or upgrading your manual transmission to AMT, this AMT Transmission Control Unit delivers a factory-quality finish and reliable operation. This AMT Transmission Control Unit kit includes all necessary mounting hardware for a straightforward, professional installation.

AMT Transmission Control Unit

Component Details of AMT Transmission Control Unit

Handle Type Gear Shifter

This is the main control interface of the AMT Transmission Control Unit, featuring an ergonomic lever with integrated rotary mode selector. It includes a spring-loaded neutral return mechanism and an illuminated gear position display for clear visibility in all lighting conditions.

Hexagon Head Bolt M6

These M6 hexagon head bolts secure the dust cover and clamping plate to the shift base. In the AMT Transmission Control Unit, they are made of grade 8.8 steel with a zinc plating for corrosion resistance, and feature a captive washer for simplified installation.

Plain Washer

These zinc-plated washers are used under the M6 bolt heads to distribute clamping load evenly across the dust cover. Within the AMT Transmission Control Unit, they prevent surface damage and ensure a secure, rattle-free attachment of the protective components.

Dust Cover Assembly

This flexible rubber boot protects the shift mechanism from dust, moisture, and debris. In the AMT Transmission Control Unit, it is made of EPDM rubber and features a self-draining design to prevent water accumulation inside the shift tower.

Clamping Plate

This steel plate secures the dust cover to the shift base. Within the AMT Transmission Control Unit, it is precision-stamped with captive nuts for easy bolt attachment and features a corrosion-resistant black oxide finish.

Shift Guard

This rubber gaiter provides an additional sealing layer around the shift lever. In the AMT Transmission Control Unit, it is made from high-grade silicone that remains flexible in extreme temperatures (-40°C to +120°C) and effectively blocks noise and vibration transmission.

Hexagon Head Bolt M8

These M8 bolts are used to secure the shift base to the transmission tunnel. In the AMT Transmission Control Unit, they feature a flange head that eliminates the need for separate washers and a thread-locking coating to prevent loosening.

Spring Washer

These split-ring washers are used under the M8 bolts to maintain tension and prevent loosening. Within the AMT Transmission Control Unit, they are made of hardened spring steel with a zinc-plated finish for corrosion resistance and consistent clamping force.

Blind Rivet Nut M8

These threaded inserts provide strong, vibration-resistant fastening points in the sheet metal of the transmission tunnel. In the AMT Transmission Control Unit, they are installed using a standard rivet nut tool and create a permanent, reliable thread for the M8 mounting bolts.

Blind Rivet Nut M6

These smaller rivet nuts are used for securing the dust cover and clamping plate. Within the AMT Transmission Control Unit, they provide reliable threads in thin sheet metal where access is limited, ensuring a secure attachment for the protective components.

Shift Hole Cover Plate

This cover plate seals the shift cable access hole in the floor pan. In the AMT Transmission Control Unit, it is made of rigid ABS plastic with a foam gasket that provides a watertight seal and reduces road noise intrusion into the cab.

Plug Cover

This small rubber grommet seals unused cable access holes. Within the AMT Transmission Control Unit, it is made of EPDM and snaps securely into place, preventing dust and moisture from entering the cab through the shift tower.

Shift Knob Switch

This integrated rotary switch allows the driver to select drive modes (Economy, Power, Manual) and engine brake levels. In the AMT Transmission Control Unit, it features a contoured grip with illuminated icons and a durable, weather-sealed construction for long service life.

Product Parameters of AMT Transmission Control Unit

No. Part No. Name
1712W32620-6039Handle Type Gear Shifter
2ZQ150B0620Hexagon Head Bolt M6
3Q40108Plain Washer
4712W32620-6046Dust Cover Assembly
5712W32620-0069Clamping Plate
6712W32620-0068Shift Guard
7ZQ150B0820Hexagon Head Bolt M8
8ZQ150B0820Hexagon Head Bolt M8
9ZQ150B0820Hexagon Head Bolt M8
10Q40308Spring Washer
11Q40308Spring Washer
12Q40308Spring Washer
13Q40308Spring Washer
14Q40308Spring Washer
15Q40308Spring Washer
16MQ6W13169-0020Blind Rivet Nut M8
17MQ6W13169-0020Blind Rivet Nut M6
18712W32620-0031Shift Hole Cover Plate
19712W32620-0077Plug Cover
20712W32620-6040Shift Knob Switch

Why Choose Our AMT Transmission Control Unit?

Precision Control and Smooth Shifting

The AMT Transmission Control Unit provides precise electronic control of gear changes, delivering smooth, seamless shifts that reduce drivetrain shock and improve passenger comfort. The integrated mode selector allows the driver to choose between Economy, Power, and Manual modes for optimal performance in any situation.

Superior Dust and Moisture Protection

The AMT Transmission Control Unit features a triple-seal protection system including the dust cover, shift guard, and shift hole cover plate. This robust sealing prevents dirt, water, and debris from entering the shift mechanism, ensuring reliable operation and long service life in harsh environments.

Complete Kit with All Mounting Hardware

This AMT Transmission Control Unit kit includes every bolt, washer, and rivet nut required for a full installation. The pre-measured fasteners eliminate guesswork and ensure a secure, rattle-free fit. The included blind rivet nuts provide strong, vibration-resistant threads in the transmission tunnel.

OEM Quality and Ergonomic Design

The AMT Transmission Control Unit is manufactured to the exact specifications of the original equipment, guaranteeing a perfect fit and seamless integration with the C7H’s existing shift cable and electronic systems. The ergonomic shift lever and rotary switch are designed for comfortable, intuitive operation, reducing driver fatigue on long journeys.

Online Catalog of SINOTRUK Parts

Learn More

Our online catalog provides comprehensive access to genuine SINOTRUK parts for all major vehicle lines — including HOWO, Sitrak, Steyr, and Yellow River series trucks. You can browse detailed specifications, original part numbers, and exploded-view diagrams for every assembly. Whether you are performing routine maintenance or planning a major overhaul, the catalog helps you quickly identify the correct components for your vehicle. When you become a SINOTRUK customer, we offer complimentary full‑access catalog services, ensuring you always have the latest product data and interchangeability information at your fingertips to support efficient fleet management and accurate parts ordering.

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