Richmond Gear 1304000069 Super T-10 4-Speed Transmission, GM 2.64

The Richmond Gear 1304000069 Super T-10 4-Speed Transmission is a premium 4-speed manual transmission designed for GM muscle cars, classic restorations, street rods, drag cars, and high-performance street applications. Featuring a 2.64:1 first gear ratio, this close-ratio Super T-10 is ideal for vehicles equipped with numerically higher rear axle gears, providing rapid acceleration while maintaining close gear spacing for maximum performance. Originally developed for racing and high-performance driving, the Super T-10 continues to be one of the most respected manual transmissions among enthusiasts.

Constructed with a lightweight aluminum case, synchronized forward gears, and a heavy-duty side-shift mechanism, the 1304000069 is engineered to deliver precise shifting and long-lasting durability. It features a 26-spline input shaft, 32-spline output shaft, and accepts standard GM bellhousings and Muncie/T-10 style shifters, making it an excellent upgrade for classic Chevrolet, Pontiac, Buick, and Oldsmobile performance vehicles.

Features

• Genuine Richmond Gear Super T-10 4-Speed Manual Transmission
• GM bolt pattern
• Close-ratio 2.64:1 first gear
• Fully synchronized forward gears
• Constant mesh first gear and reverse
• Lightweight aluminum case construction
• Heavy-duty side rail shift mechanism
• High-strength alloy steel gears
• Compact design for easy installation
• Compatible with Muncie/T-10 style shifters
• Ideal for street performance, drag racing, and restorations
• Direct replacement for many classic GM 4-speed transmissions

Gear Ratios

• 1st Gear: 2.64:1
• 2nd Gear: 1.75:1
• 3rd Gear: 1.34:1
• 4th Gear: 1.00:1
• Reverse: 2.78:1

Specifications

• Brand: Richmond Gear
• Manufacturer Part Number: 1304000069
• Model: Super T-10
• Transmission Type: 4-Speed Manual
• Application: GM
• Torque Capacity: Up to 600 lb-ft
• Case Material: Aluminum
• Dry Weight: Approximately 70 lbs
• Input Shaft Diameter: 1.125 Inches
• Input Shaft Spline Count: 26
• Output Shaft Diameter: 1.375 Inches
• Output Shaft Spline Count: 32
• Shifter Style: Side Shift Linkage
• Yoke Style: Slip-On
• Tailshaft Length: 12 Inches
• Oil Capacity: 2.4 Pints
• Recommended Lubricant: GL-4 80W-90 Gear Oil
• Bellhousing Included: No
• Shifter Included: No
• Slip Yoke Included: No

Package Includes

• Richmond Gear 1304000069 Super T-10 4-Speed Transmission
• Front Bearing Retainer
• Side Cover Assembly
• Internal Shift Components
• Installation Documentation

Bellhousing, shifter, clutch assembly, flywheel, transmission mount, slip yoke, and driveshaft are sold separately unless otherwise specified.

Recommended Applications

Ideal for:

• Chevrolet Camaro
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet El Camino
• Chevrolet Corvette
• Chevrolet C10 Pickup
• Pontiac Firebird
• Pontiac GTO
• Buick Skylark
• Oldsmobile Cutlass
• Classic GM Muscle Cars
• Street Rods
• Restomod Projects
• Drag Racing Vehicles
• High-Performance Street Cars

Compatible with most GM V8 applications using the proper GM bellhousing, clutch assembly, and Muncie/T-10 style shifter.

Installation Requirements

Installation may require:

• GM-compatible bellhousing
• 26-spline clutch disc
• 32-spline slip yoke
• Muncie/T-10 compatible shifter
• Transmission crossmember
• Transmission mount
• Driveshaft modification depending on vehicle
• GL-4 80W-90 gear oil

Professional installation is recommended to ensure proper bellhousing alignment, clutch adjustment, and reliable long-term performance.

Warranty

The Richmond Gear 1304000069 Super T-10 4-Speed Transmission, GM 2.64 is backed by a 1-Year Limited Warranty, covering defects in materials and workmanship under normal use and proper installation. Warranty service is provided directly through Richmond Gear.

Why Choose the Richmond Gear 1304000069 Super T-10?

The Richmond Gear 1304000069 Super T-10 is the ideal choice for enthusiasts seeking a classic four-speed transmission with proven racing heritage. Its 2.64:1 close-ratio first gear, 600 lb-ft torque capacity, lightweight 70-pound aluminum case, synchronized forward gears, and 26-spline input / 32-spline output configuration make it an outstanding solution for high-performance street cars, drag racers, and vintage GM restorations. Designed to deliver smooth shifting, exceptional durability, and reliable performance, the Super T-10 remains one of the most iconic manual transmissions ever built.