"Super Pro" 28" w/ Brake, Steel Hub, 300M Alloy Shaft

SUPER PRO 28" W/ BRAKE

• Steel hub
• 300m alloy shaft (TH spline)
• "Extreme Duty" planetary
• 8 clutches
• Billet servo
• Deep alum pan

The Coan Racing COA‑11128A‑180 “Super Pro” 28″ Transmission is a race-hardened, bolt-in Powerglide built to excel in high-stress bracket and circle-track environments. Engineered around a durable steel hub and high-strength 300M alloy shaft (TH spline), this 28-inch transmission features an “Extreme Duty” planetary gearset, providing robust torque handling and sharp power transfer. Inside, eight clutches and a deep aluminum pan ensure stable line pressure and enhanced fluid cooling under extreme conditions.

Built to exacting standards, the COA‑11128A‑180 arrives ready to bolt into Powerglide setups, offering racers dependable, competition-ready performance supported by Coan’s reputation for reliability and track durability.