Pioneer Cables FRA-158 Automatic Transmission Flexplate

Overview of Pioneer Cables FRA-158 Flexplate

The Pioneer Cables FRA-158 is a precision-engineered automatic transmission flexplate designed for select Chevrolet, GMC, and Pontiac vehicles. This flexplate is built to meet the specific requirements of models such as the Camaro, Firebird, S10, S10 Blazer, S15, and S15 Jimmy, ensuring reliable performance and proper fitment.

• Outside diameter: 12.375 inches
• Tooth quantity: 148 teeth
• Mounting hole diameter: 10.0 mm
• Diameter: 1.031 inches (26.2 mm)
• Compatible with pitch flywheels sized 12 to 14
• Not SFI approved and does not include SFI certification sticker

Detailed Product Description

The FRA-158 flexplate from Pioneer Cables features a 12.375-inch outside diameter and 148 teeth, designed to mesh precisely with the starter motor and flywheel assembly. Its 10.0 mm mounting hole diameter ensures secure attachment to the crankshaft flange. The 1.031-inch diameter measurement corresponds to the thickness or relevant dimension critical for proper engagement and durability. This flexplate is engineered for use with pitch flywheels sized between 12 and 14, making it suitable for a range of automatic transmission setups in Chevrolet Camaro, Pontiac Firebird, GMC S10, S10 Blazer, S15, and S15 Jimmy models. While this part is not SFI approved, it meets the necessary specifications for standard OEM replacement applications.

Applications and Problem Solving

• Replaces worn or damaged flexplates causing starter engagement issues
• Addresses flexplate cracks or warping that lead to transmission noise or vibration
• Resolves improper tooth alignment affecting engine start-up reliability
• Corrects mounting hole wear that can cause flexplate looseness
• Supports smooth torque transfer between engine and automatic transmission

Installation Notes and Tips

• Verify compatibility with your vehicle’s make and model before installation
• Inspect the flywheel and starter motor for wear or damage during replacement
• Ensure mounting holes align precisely to avoid flexplate misalignment
• Torque mounting bolts to manufacturer specifications to prevent loosening
• Check for proper tooth engagement with the starter motor ring gear

Quality Assurance and Warranty

Pioneer Cables manufactures the FRA-158 flexplate to meet OEM standards for fit and function. Although this flexplate is not SFI certified, it is constructed from durable materials designed for reliable service life in compatible Chevrolet, GMC, and Pontiac vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.