Pioneer Cables FRA-104HD Automatic Transmission Flexplate

Pioneer Cables FRA-104HD Flexplate Overview

The Pioneer Cables FRA-104HD automatic transmission flexplate is a direct replacement for applications that require a 168-tooth, heavy-duty flexplate with a 14.125-inch outside diameter. Built from high-grade steel, it is formed to original dimensions, welded for consistent strength, and precision balanced to factory specifications for smooth operation.

Compatible With Chevrolet C10, C20, C20 Suburban, C30, Camaro, Caprice, El Camino, Impala, Malibu, Monte Carlo, K10, K10 Suburban, K20, K20 Suburban, K30, K5 Blazer, and GMC C1500, C2500, C2500 Suburban, C3500, G15, G2500, G3500, G25, G35, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Jimmy applications across the listed years.

• Part number: FRA-104HD
• 168-tooth ring gear for starter engagement
• 14.125-inch outside diameter
• 1.177-inch center diameter
• 12-to-14 pitch flywheel specification
• Built for externally balanced engines where noted in fitment
• Heavy-duty steel construction with automated welding
• Precision balanced to factory specs

Detailed Fitment and Construction

This flexplate is engineered as an OEM-style replacement for automatic transmission service on classic Chevrolet and GMC trucks, vans, SUVs, and passenger cars. The FRA-104HD is listed for 1970-1980 Chevrolet and GMC applications, including heavy-duty versions and externally balanced engine configurations noted in the fitment data. If you are replacing a worn, cracked, or out-of-spec flexplate on a Chevrolet C10 or GMC K1500, this part number provides the correct 168-tooth format and factory-style dimensions needed for proper drivetrain alignment.

This part cross-references Pioneer Automotive Industries FRA104HD for the same application.

What This Flexplate Helps Address

• Cracked or fatigued flexplate material from age and repeated load cycles
• Starter engagement issues caused by worn or damaged ring gear teeth
• Vibration from an out-of-balance flexplate
• Noise from flexplate distortion or improper fitment
• Transmission service needs on externally balanced Chevrolet and GMC engines

Installation Notes and Tips

Verify tooth count, outside diameter, and engine balance requirements before installation. This flexplate is listed for both heavy-duty and externally balanced engine applications, so match the vehicle notes carefully to the engine and transmission combination. Confirm starter compatibility with the 168-tooth ring gear and inspect the crankshaft flange, converter bolt pattern, and mounting surfaces during service.

Quality Assurance

Pioneer Cables manufactures this flexplate from high-grade steel and uses automated welding plus precision balancing to help maintain factory-level fit and rotational consistency. The part is built to original dimensions for dependable replacement performance in the listed Chevrolet and GMC applications.