What type of working fluid is required?

The system requires No.6 or No.8 hydraulic transmission oil.

What are the main applications for this gearbox?

It is designed for underground trackless mining equipment, wheel loaders, backhoe loaders, and agricultural machinery.

What is the payload capacity for the compatible vehicles?

The compatible vehicles typically have a payload capacity of 6 to 7 tons.

Underground Trackless Drive-Train System Replacement Gear Box

Name: Underground Trackless Drive-Train System Replacement Gear Box
Brand: Qingdao Tunnel Mine Equipment Technology Co., Ltd.
SKU: 1925638991

Shandong, ChinaQingdao Tunnel Mine Equipment Technology Co., Ltd.

US$7,000.00-8,000.00

1 Piece

Product profile

Customization

Available

Application

Motor, Machinery, Agricultural Machinery, Wheel Loader;Backhoe Loader

Function

Change Drive Torque, Speed Changing, Speed Reduction, Speed Increase

Model NO.

TMG07543

Layout

Cycloidal

Hardness

Hardened Tooth Surface

Installation

Horizontal Type

Step

Four-Step

Type

Transmission

Transport Package

Standard

Specification

as request

Trademark

TMG

Origin

China

Production Capacity

5000PCS/Year

Key features

High Efficiency Torque Converter: Single-stage two-phase integrated design with high efficiency and large torque change ratio.

Advanced Shifting System: Features four forward and three backward gears with electrically controlled and automatic shifting modes.

Enhanced Reliability: Thickened gears and improved clutch structure reduce overheating and friction plate burning.

Strong Climbing Ability: Large circulation hydraulic torque converter provides strong traction for climbing long slopes.

Customized Solutions: Offers drive-train system customization and vehicle transformation to solve specific customer pain points.

Short Lead Time: Delivery within 3 months during peak season and within 15 workdays during off-season.

Versatile Application: Suitable for motor, machinery, agricultural machinery, wheel loaders, and backhoe loaders.

Robust Construction: Hardened tooth surface and horizontal installation type ensure durability in underground mining.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerExhibition Experience

Qingdao Tunnel Mine Equipment Technology Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2020-02-17Nearest Port: QingDao, TianJin, ShangHaiAverage Response Time: ≤11.59hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, FAS, CIP, FCA, EXW

AI-Powered supplier vetting

SummaryQingdao Tunnel Mine Equipment Technology Co., Ltd. is identified as both a trading company and manufacturer/factory in China, offering underground mining equipment and drivetrain products. The provided information indicates substantial operating capacity, including more than 10 production lines, 50 quality-control staff, and exports to multiple international regions. It holds ISO 9001 certification, and its after-sales offering includes operator, maintenance, and fault-diagnosis training, supported by spare-parts storage and an agent-based branch office. However, the available slices do not establish financial strength, current audit validity or outcome interpretation, R&D and customization capabilities, or specific customer cases. Overseas warehouse, showroom, agent, and trade-show status is also recorded as unknown.

Supplier typeThe supplier is classified as a trading company and manufacturer/factory, with a limited-company structure and a stated product portfolio covering underground loaders, mining trucks, utility vehicles, transmissions, torque converters, and axles. This supports a hybrid commercial and manufacturing role rather than a purely trading profile.

CertificationsThe supplier holds ISO 9001 certification. An SGS audit is recorded with a report period from July 20, 2024 to July 19, 2025, but the provided audit result value is not explained, and the stated validity period has passed relative to the current date.

After-Sales capabilityAfter-sales support explicitly includes operation, maintenance, and fault-diagnosis training. The supplier also describes spare-parts storage, on-site consignment storage, and a spare-parts branch office at an agent location, indicating structured support resources.

Production capacityThe supplier reports more than 10 production lines and 50 quality-control staff, while its product scope includes underground mining equipment and drivetrain systems. Factory locations are stated in Qingzhou and Xuzhou, supporting a demonstrated production setup, although actual output volume and capacity utilization are not independently clarified.

Product Q&A

Q:What is the gear configuration of the TMG07543 transmission?

The transmission features a four-step layout with four forward gears and three backward gears.

Q:What is the rated input power for the matching engine?

The rated input power of the matching engine is 75kW.

Q:How does the system prevent overheating during hill climbing?

It uses a hydraulic torque converter with large circulation and large transmitted torque, along with an improved clutch structure to reduce friction plate burning.

Q:What is the lead time for this product?

The lead time is 3 months during peak season and within 15 workdays during the off-season.

Q:Can the drive-train system be customized?

Yes, as a technology-oriented enterprise, we provide drive-train system customization and vehicle transformation solutions.