Richmond 7020526B Super Street 5-Speed Transmission, GM 2.89

The Richmond 7020526B Super Street 5-Speed Transmission is a high-performance manual transmission engineered for GM applications that demand exceptional acceleration and comfortable highway cruising. Combining race-proven strength with an overdrive fifth gear, this transmission delivers outstanding street performance while reducing engine RPM for improved fuel economy and quieter highway driving.

Built using precision CNC-machined components and high-strength internal gears, the Super Street 5-Speed is capable of handling up to 600 lb-ft of torque, making it an excellent choice for high-horsepower street cars, pro-touring builds, muscle cars, hot rods, and weekend racers.

Featuring a 2.89:1 first gear ratio, this transmission offers strong off-the-line acceleration while maintaining excellent drivability. The 0.77:1 overdrive fifth gear significantly lowers cruising RPM, helping improve fuel economy, reduce engine wear, and provide a more comfortable driving experience. Constructed with a lightweight aluminum case and a NASCAR-inspired billet front bearing retainer, the Richmond Super Street transmission is built to deliver exceptional durability under demanding conditions.

Whether you’re restoring a classic GM muscle car or upgrading a custom street machine, the Richmond 7020526B provides the perfect combination of strength, reliability, and everyday performance.

Features

• Richmond Super Street 5-Speed Manual Transmission
• Manufacturer Part Number: 7020526B
• Designed for GM applications
• Close-ratio performance gearing
• Rated for up to 600 lb-ft of torque
• Lightweight aluminum case
• Fully synchronized forward gears
• Heavy-duty side-rail shift mechanism
• NASCAR-inspired billet front bearing retainer
• Overdrive fifth gear for reduced highway RPM
• Smooth, precise shifting
• Ideal for street performance, pro-touring, muscle cars, and hot rods

Gear Ratios

• 1st Gear: 2.89:1
• 2nd Gear: 1.85:1
• 3rd Gear: 1.31:1
• 4th Gear: 1.00:1
• 5th Gear: 0.77:1
• Reverse: 3.28:1

Specifications

• Brand: Richmond Gear
• Manufacturer Part Number: 7020526B
• Transmission Type: 5-Speed Manual
• Model: Super Street 5-Speed Overdrive
• Application: GM
• Torque Capacity: 600 lb-ft
• Case Material: Aluminum
• Approximate Dry Weight: 106 lbs
• Input Shaft Diameter: 1.125 inches
• Input Shaft Spline Count: 26
• Output Shaft Diameter: 1.375 inches
• Output Shaft Spline Count: 32
• Oil Capacity: 2 Quarts
• Recommended Gear Oil: 80W-90 GL-4
• Bellhousing Included: No
• Shifter Included: Yes
• Slip Yoke Included: No
• Yoke Style: Slip-On

Recommended Applications

Ideal for:

• Chevrolet Muscle Cars
• GM A-Body, F-Body, and X-Body Vehicles
• Street Rods
• Pro-Touring Builds
• Classic Chevrolet Restorations
• High-Performance Street Cars
• Weekend Drag Cars
• Custom Hot Rod Projects

Vehicle compatibility depends on the proper bellhousing, clutch assembly, crossmember, driveshaft, and installation components.

Installation Requirements

Installation may require:

• GM-compatible bellhousing
• 26-spline clutch disc
• Pilot bearing
• Flywheel
• Transmission mount
• Crossmember
• 32-spline slip yoke
• Driveshaft modifications (depending on application)
• Speedometer connection
• GL-4 gear oil

Professional installation is recommended to ensure proper fitment and long-term reliability.

Package Includes

• Richmond 7020526B Super Street 5-Speed Transmission
• Shifter Assembly
• Reverse Light Switch
• Wiring Harness
• Manufacturer Documentation

Additional clutch components, bellhousing, driveshaft, flywheel, and installation hardware may be required depending on the vehicle.

Warranty

The Richmond 7020526B Super Street 5-Speed Transmission is backed by a 1-Year or 50,000-Mile Limited Warranty, covering defects in materials and workmanship under normal use and proper installation.