QSB6.7 R290-9 Starter Motor 24V 10T 7.5kW 4996706 5363431 8201133 5267912 for Cummins Engine Parts

Product Details

Product Overview

This high-torque starter motor is a direct replacement for Cummins QSB6.7 diesel engines, commonly found in heavy-duty construction and industrial equipment. Designed for 24V electrical systems, this 7.5kW unit features a 10-tooth drive gear and a robust R290-9 mounting configuration, ensuring reliable engine cranking in demanding environments.

Engineered to meet OEM specifications, this starter motor offers a dependable solution for excavators, loaders, bulldozers, and other heavy machinery powered by the QSB6.7 engine. It is a critical component for maintaining uptime and productivity in your fleet, providing the necessary power to start even in cold weather conditions.

Please verify your existing starter motor’s mounting pattern, voltage, and tooth count to ensure compatibility with your specific engine model and application.

Key Features & Benefits

• High Torque Output: The 7.5kW power rating provides robust cranking torque, ensuring quick and reliable engine starts even under heavy load or cold temperatures.
• OEM-Grade Construction: Manufactured to strict quality standards using durable materials to withstand the vibrations, shock, and heat of off-highway and industrial environments.
• Direct Fit Replacement: Designed as a direct bolt-on replacement for the specified OEM part numbers, minimizing installation time and complexity.
• Rigorous Testing: Each unit undergoes outgoing inspection and performance testing to ensure it meets operational specifications before shipment.
• Cost-Effective Solution: Offers a reliable alternative to OE parts without compromising on performance, helping to reduce maintenance and repair costs.
• Extended Service Life: Built with high-quality internal components, including durable brushes and bearings, designed for long-term reliability.

Technical Specifications

OEM Cross-Reference

This starter motor is a direct replacement for the following original equipment manufacturer (OEM) part numbers:

• Cummins: 4996706, 5363431, 8201133, 5267912

Please use these numbers to cross-reference with your current part to ensure a correct match. Always verify your specific application requirements before purchasing.

Compatibility

Engine Models: This starter is specifically designed for the Cummins QSB6.7 diesel engine.

Common Applications: This starter motor is commonly used for the following types of machinery:

• Excavators
• Wheel Loaders
• Bulldozers
• Forklifts
• Trucks & Buses
• Agricultural Tractors
• Industrial Generators

Note: Fitment may vary depending on the specific equipment model and year. Please verify your mounting configuration and electrical system.

Global Supply & Distribution

We are a dedicated supplier of heavy-duty engine components, with a strong focus on international trade. Our logistics network supports efficient worldwide shipping to major industrial hubs and ports across North America, Europe, Asia-Pacific, the Middle East, and South America. We understand the urgency of minimizing downtime and offer fast, reliable delivery options to keep your operations running smoothly. Whether you need a single unit for a critical repair or bulk orders for fleet maintenance, we have the experience and capacity to serve B2B buyers globally.

Quality Assurance

Each starter motor is manufactured in ISO-certified facilities, ensuring consistent quality and adherence to international standards. We provide a 6-month warranty against manufacturing defects. A video outgoing inspection and machinery test report are provided with each order to verify the product’s performance and condition before shipping. This commitment to quality control gives our global customers confidence in the reliability of our parts.

FAQ

1. How do I confirm this starter motor is compatible with my engine?

First, verify your engine model is a Cummins QSB6.7. Then, check the voltage of your system (must be 24V). Finally, compare the mounting flange pattern, the number of teeth on the drive gear (10T), and the overall dimensions of your current starter motor against the specifications provided. The OEM numbers listed (4996706, 5363431, etc.) are the most reliable way to cross-reference for a direct fit.

2. What is the typical installation procedure for a heavy-duty starter motor?

Always disconnect the negative battery terminal before starting. Remove the electrical connections and mounting bolts of the old starter. Clean the mounting surface on the engine bell housing. Install the new starter motor, ensuring the drive gear engages correctly with the flywheel ring gear. Torque the mounting bolts to the engine manufacturer’s specifications. Reconnect the battery cables and the solenoid signal wire, ensuring a clean, tight connection. Test the start function.

3. How can I maximize the lifespan of this starter motor?

Ensure your engine’s battery and charging system are in good working order, as a weak battery can damage the starter. Avoid prolonged cranking cycles (no more than 30 seconds on, with a 2-minute cool-down period). Regularly inspect and clean all electrical connections to prevent voltage drops. Ensure the engine’s ground strap is secure. Proper maintenance of the engine itself, such as using the correct oil viscosity, also reduces the load on the starter motor.