
Basic Info
Alias: TCU Transmission Control Unit / EST37 Gearbox Computer Board / Powershift Transmission Electronic Controller
Product Name: ZF 4WG260 Construction Machinery Transmission Computer Board OEM 6057 018 093
Brand: ZF
Applicable Equipment: Bell L2706E, Liugong CLG856, SDLG LG958, XCMG heavy wheel loaders, port container reach stackers, underground mining transport vehicles equipped with ZF 4WG260 powershift gearbox
Category: Construction Machinery ZF Transmission Electrical Parts – EST37 Electronic Control Module
Weight Parameter
Net Weight: 1.65KG
Gross Weight: 2.10KG with export shockproof wooden case packing
Material & Feature
Integrated die-cast aluminum alloy heat dissipation shell, dense rib heat dissipation structure, rapidly export heat generated by internal chip to avoid overheating crash under long-hour heavy load operation;
Industrial grade anti-interference PCB circuit board, multi-layer shielding design, resist strong electromagnetic interference from engine, hydraulic pump and construction site high-power equipment;
Standard integrated multi-pin waterproof plug, 24V DC working voltage, compatible with construction machinery whole vehicle power supply system;
Built-in complete shift logic program for ZF 4WG260 transmission, automatic torque protection, overload lock and fault self-diagnosis function;
Complete CAN bus communication protocol, realize real-time data interaction with vehicle main controller and display fault codes for quick maintenance;
All internal electronic components adopt high temperature resistant industrial chips, stable operation within -35℃~125℃ harsh construction environment;
Waterproof and dustproof sealing structure on shell edge, effectively block construction site mud, dust and rainwater erosion;
Strict high-low temperature cycle aging test, continuous vibration fatigue test and full function shift simulation test before delivery, reliable control performance under long-time continuous engineering operation.
Application
Perfectly matched heavy construction machinery fitted with ZF 4WG260 Ergopower powershift transmission, including large wheel loaders, port container stackers, underground mining haulage trucks and bulk material loading engineering vehicles; widely used in open-pit mine loading, port cargo handling, urban construction site material transportation and quarry heavy load operation scenarios.
Origin & Lead Time
Shiyan warehouse maintains continuous spot stock, deliver goods within 2–3 working days after payment; bulk wholesale orders take 5–8 working days, sea shipping cycle ranges from 10 to 24 days.
MOQ & Packing
MOQ: 1 piece
Warranty: 6–12 months, warranty invalid for man-made water soaking, wrong wiring, overload operation and artificial program erasure
Packing: Anti-static plastic bag + shockproof bubble foam + reinforced solid export wooden case, moisture-proof, anti-collision and anti-static for long-distance ocean transportation


Gearboxes assembly include brand ZF, Eaton, FAST, Allison, DONGFENG, DC, Benz, volvo, HOWO, WLY etc. Gearboxes parts includegear, synchronizer, PTO, housing, bearings, shaft, top cover, sensors, wireness, repair kits... etc.
Our products have been exported to more than 50 countries and regions such as Korea, Chile, Russia, Kazakhstan, USA, Ecuador, Turkey, Iran, Africa, Latin America, etc., and have been unanimously recognized by customers.
In the future, we will be committed to creating higher-end quality and more intimate service. And a more comfortable customer experience to build Yongliwei company into an auto parts supplier with excellent corporate culture, scientific development concept and continuous innovation ability.

Shiyan Yongliwei Industry and Trading Co., Ltd. is a modern enterprise integrating design, development, production and sales of gearbox assembly and gearbox parts.
Our company was founded in Hubei province, China, and has been specialized the truck gearboxes in Chinese offline market for 21 years .Our parts are the leader of gearboxes area in the China now.
Our company was set up in the largest truck parts production base in the world –Shiyan city, Hubei, China, to meet the demand for products in the Asia and South American markets, a professional international trade sales team was born in Hubei in 2021.
Shiyan Yongliwei is focusing on creating high quality, high technology and high standard gearboxes and its parts.

* 8000 square meters of large warehouse.
* A number of maritime, land, air transport international logistics companies work closely together.
* To provide you with convenient, fast and low-cost e-commerce one-stop service.