139T 1-1/8" Drive Belt 40024-04 for Harley 2004 FLHRC Road King 1204-0063

139T 1-1/8" Drive Belt for Harley 2004 FLHRC Road King

This 139T 1-1/8" drive belt, referencing OEM cross-reference numbers 40024-04 and 1204-0063, is a direct replacement for the primary drive system on a 2004 Harley FLHRC Road King. It transmits power from the engine to the transmission, ensuring smooth and reliable operation.

Overview

This 139T 1-1/8" drive belt is a high-quality replacement component designed for the 2004 Harley FLHRC Road King. It serves as the critical link in the motorcycle's primary drive, converting engine power into forward motion. This belt is constructed to meet or exceed original specifications for a dependable fit and long service life.

Built For Performance

• Features 139 teeth for a precise, custom fit on the 2004 FLHRC primary drive.
• 1-1/8" width provides the correct load-bearing surface for the Road King's engine torque.
• Direct replacement for OEM part numbers 40024-04 and 1204-0063.
• Constructed from durable rubber compounds with embedded cords for high tensile strength and resistance to stretching.
• Engineered to resist oil, heat, and wear for extended service intervals.

Fits These Machines

• for Harley 2004 FLHRC Road King

On-The-Job Use

• For replacing a worn or damaged primary drive belt on a 2004 Road King.
• Suitable for routine maintenance during a primary chaincase service.
• Provides reliable power transfer in both city and highway riding conditions.

Specs At A Glance

Good To Know

Q: What is the difference between this belt and a standard drive belt? A: This is a primary drive belt, which connects the crankshaft to the clutch, rather than the final drive belt that connects the transmission to the rear wheel. It has a specific tooth profile and width for the 2004 FLHRC primary system.

Q: How do I know if this belt is the correct one for my motorcycle? A: Verify that your motorcycle is a 2004 FLHRC Road King and cross-reference the OEM part numbers 40024-04 or 1204-0063 on your original belt. Always check your VIN or service manual to confirm compatibility before installing.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.