Denso 280-4178 Starter

Denso Reman Starter for Jeep Applications

Denso Reman Starter 280-4178 is a 12-volt, clockwise-rotation starter built for select Jeep TJ, Wrangler, and Grand Cherokee applications. It uses Denso remanufacturing standards to deliver factory-style starting performance for vehicles that need dependable cranking power.

This Denso reman starter 280-4178 is built around a Mitsubishi OE family design and is engineered for consistent electrical engagement in cold and hot weather conditions. It is a direct-fit starting component for 2003-2006 Jeep TJ, 2003-2006 Jeep Wrangler, and 2003-2004 Jeep Grand Cherokee applications.

Key Features

• 12.0-volt starter with clockwise rotation
• 1.2 kW power rating for strong cranking output
• Remanufactured to Denso testing standards
• High-voltage tested armature and field coils
• Refinished commutators for validated performance
• New bearings, brushes, and seals
• Premium copper terminals and replaced fasteners

Product Details

Denso remanufactured starters are processed through a detailed inspection, replacement, and bench-test routine to verify electrical function before release. The reman starter design focuses on reliable current flow, stable engagement, and consistent torque delivery. For Jeep TJ, Wrangler, and Grand Cherokee owners, part number 280-4178 provides a service replacement built to match the original application requirements.

This part cross-references Bosch SR6461X and Remy 17404 for the same application.

Common Starting Problems It Can Address

• Slow or weak engine cranking
• No-start condition caused by starter failure
• Intermittent starter engagement
• Electrical wear at terminals or internal components
• Reduced cranking performance in hot or cold weather

Installation Notes

Verify voltage, rotation, and mounting style before installation. Confirm the vehicle application against the listed fitment for 2003-2006 Jeep TJ, 2003-2006 Jeep Wrangler, and 2003-2004 Jeep Grand Cherokee. Inspect battery condition, cable connections, and charging-system output during replacement to avoid repeat starting issues.

Quality Assurance

Denso reman starters are bench-tested after remanufacturing to confirm factory-original performance standards. The brand’s OE electrical component background and reman process support consistent fit and function for the specified Jeep applications.