This 24V 42MT starter motor is engineered as an OE-grade replacement for CASE and New Holland motor graders, including CASE 865 / 885B and New Holland RG200 / RG170. It directly replaces OEM starter numbers 10470178 and 75323039, delivering reliable cold starts for heavy-duty diesel engines operating in demanding construction and earthmoving environments. Built for durability and system compatibility, this starter motor is ideal for equipment fleets, service contractors, and parts distributors seeking a dependable 42MT solution with consistent performance.
Elecdurauto
IATF 16949, ISO 9001, and other major OEM certification systems
OEM label and ODM customization accepted
50
7–15 Days
18 months
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Product Description
| Equipment Type | Engine Model / Application | Brand |
|---|---|---|
| Motor Graders | Diesel engines equipped with 24V 42MT starter systems | CASE |
| Motor Graders | CASE 865 and 885B heavy-duty grader applications | CASE |
| Construction Equipment | Road construction and earthmoving machinery | CASE |
| Motor Graders | RG-series grader diesel engines using 42MT starters | New Holland |
| Construction Equipment | RG200 and RG170 motor grader platforms | New Holland |
| Heavy-Duty Diesel Equipment | OEM replacement for starter systems using OEM 10470178 and 75323039 | CASE / New Holland |
| Parameter | Specification |
|---|---|
| Starter Model | 42MT (Delco Remy System Replacement) |
| Product Type | Heavy-Duty Starter Motor – Delco Remy 42MT Series |
| Voltage | 24V |
| Power Output | High-Torque Output for Large Diesel Engines |
| Teeth | Standard 42MT Configuration |
| Rotation | Clockwise (CW) |
| Mount Type | 42MT Mounting Configuration |
| Starter System | Direct Drive, High-Torque Design |
| Condition | Brand New, OE-Interchangeable |
| Cross References – OEM | 10470178 / 75323039 |
| Application Category | Motor Graders, Construction & Earthmoving Equipment |
| Compatible Brands | CASE / New Holland |
| Housing Material | Heavy-Duty Cast Aluminum Housing |
| Electrical System | 24V Diesel Engine Starting System |
| Quality Test Standard | IATF 16949 & ISO 9001 Certified Production System |
| Warranty | 18 Months for Heavy-Duty Commercial Use |
| Reference Type | Reference Number | Brand / Description |
|---|---|---|
| Original | 10470178 | CASE / New Holland OEM Heavy-Duty Starter Motor |
| Original | 75323039 | CASE / New Holland Motor Grader Starter System |
| Starter Series Reference | 42MT | Delco Remy 42MT Direct-Drive Heavy-Duty Starter Series |
| Replacement For | Delco Remy 42MT 24V Starters | OE-Interchangeable, Direct-Fit Replacement |
| Application Crosses | Motor Graders / Construction & Earthmoving Equipment | Common applications using 24V 42MT starter systems |
At Elecdurauto, the components of each product are strictly inspected to ensure the quality of the products.
New series of products have to undertake all kinds of tests before out into SOP, such as DV performance test,environment test, electromagnetic vibration test, endurance treat.
Electromagnetic Vibration Tester (On Working Condition)
Starter DV Performance Tester
Starter Endurance Test Zone
Environment Test Area
At Elecdurauto, every starter is manufactured to exacting standards through our fully integrated production process. From rigorously inspected raw materials to precision machining and automated assembly, each step is optimized for consistency and performance. Every unit undergoes dynamic testing to ensure unmatched reliability—meeting the demands of both OEM specifications and aftermarket requirements.
Starter Raw Materials Preparation
Starter Component Processing
Starter Parts Fabrication
Starter Parts Assembly Process
Starter Automated Production Line
Starter Quality Control Check
Starter Final Product Assembly
Starter Finished Goods Storage
With extensive experience in supplying to OEMs and large distributors, Elecdurauto understands what global compliance truly means. Our starter motors can be tailored to meet the required certifications and regulatory standards in your region — whether it's CE for Europe, E-Mark for automotive electronics, INMETRO for Brazil, or GCC conformity for the Middle East.
ISO/IATF 16949 Certified Production
ISO 14001 Environmental & Safety Compliance
Optional CE, RoHS, E-Mark, REACH, INMETRO & others
Lab testing partnerships for electromagnetic compatibility (EMC), durability, noise & vibration, and more
Customized labeling and documentation to meet your import/export requirements
Need help passing a new certification for your country?
Want to brand your own line with compliance guarantees?
We've done it before — and we're ready to do it for you.
At Elecdurauto, we take pride in delivering more than just starters—we provide end-to-end solutions tailored to our clients' exact needs. As a trusted OEM supplier for starters, we've built long-term partnerships by combining precision engineering, responsive service, and value-added support.
From initial design collaboration to final delivery, we ensure every starter meets strict OEM specifications while optimizing for performance and durability. Our team works closely with clients to refine packaging, streamline logistics, and even assist with product development—ensuring a seamless integration into their production lines.
Starter Motor Samples
Designed Boxes with Client Logo
Client Showcasing
OEM Starter Models Showroom
Detailed Shot of Starter Motor
Precision Components Inside Starter
Surface Texture and Labeling on Starter
Starter Motor Units Before Packaging

Elecdurauto brings together a powerful network of China's top automotive electrical component manufacturers to serve global buyers with unmatched efficiency.
As your strategic sourcing partner, we offer:
Competitive factory pricing
Product quality on par with international brands
Full support across fuel and new energy vehicle segments
From OE-compatible starter motors to custom-developed units, Elecdurauto empowers wholesalers, distributors, and OEM customers with reliable supply chain access and flexible production capability.

National-level high-tech enterprise focused on motor system innovation
¥300M+ R&D investment spanning ICE, BEV, HEV, REEV platforms
Modern production centers certified to GMW Global & CINA standards
Full-process automation with real-time quality control, smart warehousing, and digital visualization
Industry-leading single-line output capacity
Built upon Six Sigma and lean production principles
Smart upgrade from traditional to digitalized manufacturing
Capable of complex processes: round wire stators, high-density alternators, IPX4/IP67 protection-grade starters
Full IATF 16949, ISO 14001 compliance
In-house testing: performance, NVH, life-cycle (except EMC)
Certified by top OEMs: GMW, Chery, JAC, Foton, Caterpillar
Lifecycle validation: 45,000 to 350,000 cycles for start-stop systems
Starter motor digital assembly line: 2 million units/year
Rotor production: 3 million units/year
Flat wire stators/rotors: 250,000 units/year
Round wire motors: 240,000 units/year
Starter assembly total capacity: 600,000 units/year
Yes. This 24V 42MT starter motor is designed as a direct-fit, OEM-interchangeable replacement for OEM numbers 10470178 and 75323039. It matches the original mounting configuration, electrical specifications, and starter system requirements used on CASE and New Holland motor graders.
This starter motor is widely used on CASE 865 and 885B motor graders as well as New Holland RG200 and RG170 models. These machines operate with 24V diesel starting systems and require the Delco Remy 42MT starter platform for reliable cold starts under heavy-duty working conditions.
Yes. The 42MT starter motor is built specifically for construction, road maintenance, and earthmoving equipment. Its high-torque design and robust internal components allow it to perform consistently in harsh environments such as high dust, vibration, and long operating cycles typical of motor grader applications.
Yes. This unit is manufactured as a Delco Remy 42MT system replacement, meaning it follows the same starter series design and performance standards. It can replace original Delco Remy 42MT 24V starters used on compatible CASE and New Holland equipment without modification.
Absolutely. Fleet operators, contractors, and rental companies choose this 42MT starter motor because of its OE-level compatibility, stable performance, and reduced downtime. It is well suited for fleets operating multiple CASE or New Holland motor graders across construction sites or municipal projects.
Before ordering, confirm:
The machine operates on a 24V electrical system
The original starter references OEM 10470178 or 75323039
The equipment uses a 42MT starter configuration
If these match, this starter motor is a correct replacement. No additional adaptation is required.
Yes. This product is widely supplied to Europe, South America, the Middle East, and other global markets where CASE and New Holland motor graders are commonly used. OEM references and 42MT system identification make it easy for international buyers and distributors to cross-check compatibility.
Unlike generic aftermarket starters, this unit is built as an OEM-grade replacement, focusing on correct torque output, fitment accuracy, and durability. This reduces installation issues, premature failures, and service callbacks—critical factors for professional repair shops and B2B distributors.
This 42MT starter motor is brand new, not remanufactured. All components are newly produced and assembled under a certified quality management system, ensuring consistent performance and reliability for commercial and industrial use.
This product is primarily supplied to:
Heavy equipment parts distributors
Construction equipment service providers
Fleet maintenance companies
OEM replacement parts buyers
Exporters and importers of heavy-duty diesel components
It is designed specifically for B2B procurement, not retail consumer use.