Pioneer Cables 871001 Automatic Transmission Flexplate

Reliable Automatic Transmission Flexplate for GM Vehicles

The Pioneer Cables 871001 automatic transmission flexplate is engineered for durability and precise fitment. Designed specifically for a range of Buick, Chevrolet, GMC, Oldsmobile, and Pontiac models, this flexplate ensures smooth power transfer and reliable engine performance.

• Outside diameter: 14.125 inches
• Tooth quantity: 168 teeth for accurate starter engagement
• Diameter: 1.177 inches (358.775 mm)
• Compatible with 12-14 pitch flywheels
• SFI approved with 29.1 safety certification
• Includes SFI certification sticker for verification

Durable Design and Precise Specifications

This automatic transmission flexplate features a 14.125-inch outside diameter and 168 teeth, matching the specifications required for many classic and modern GM vehicles. The 1.177-inch diameter ensures proper alignment with the torque converter and flywheel, while compatibility with 12-14 pitch flywheels supports a wide range of applications. The included SFI certification and safety rating of 29.1 confirm that this flexplate meets industry standards for performance and safety.

Compatible GM Makes and Models

This flexplate is compatible with numerous GM vehicles, including Buick models like the Century and LeSabre, Chevrolet trucks such as the C10, C1500, and Silverado series, GMC trucks and SUVs including Jimmy and Safari, Oldsmobile models like the Cutlass and Delta 88, and Pontiac vehicles such as the Firebird and Grand Prix. It is suitable for automatic transmission setups in these vehicles, ensuring proper fit and function.

Common Applications and Problem Resolution

• Replacement for worn or damaged flexplates causing starter engagement issues
• Fixes vibration or noise problems related to flexplate imbalance
• Restores proper torque converter connection in automatic transmissions
• Addresses flexplate cracks or warping from engine stress
• Ensures reliable engine-to-transmission power transfer in GM trucks and cars

Installation Notes and Tips

When installing the Pioneer Cables 871001 flexplate, ensure the flywheel and torque converter surfaces are clean and free of debris. Verify tooth alignment with the starter motor to prevent engagement issues. Torque all bolts to manufacturer specifications and confirm the SFI certification sticker is visible for inspection. This flexplate is designed for direct replacement in compatible Buick, Chevrolet, GMC, Oldsmobile, and Pontiac automatic transmission vehicles.

Quality Assurance and Certification

Pioneer Cables backs this flexplate with a 29.1 safety rating and full SFI approval, meeting stringent industry standards for durability and performance. The included SFI certification sticker provides traceability and compliance verification. This part number 871001 is manufactured to precise tolerances to ensure consistent quality and reliable operation in your GM vehicle.