M23-series – $3,287

The N-series foundation; with the AutoGear exclusive SAE 9310-equivalent, modular countershaft, stronger 1st gear geometry and polished gears.

• 36 different ratios (Contact us for help)
• 10- or 26-spline input
• 27- or 32-spline output
• AutoGear designed “Roller 1st” or polished and grooved 1st gear bushing
• 7- or 8- tooth speedometer gear (passenger side only)
• Suitable for muscle cars, hotrods and classics that need enhanced durability or a more customized experience
• Suitable for most dedicated track use, typically under 700hp/tq – contact us for details
• Each M23 is custom built to order.