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Extreme Automatics LLC.

TH400 SFI CLOSE RATIO 3 SPEED

TH400 SFI CLOSE RATIO 3 SPEED

TH400 3 SPEED CLOSE RATIO

The 3 speed close ratio advantage. Keep the engine in the RPM window of power with minimal shift drop. 

6-8 WEEK DELIVERY

BUILD

  • ER BILLET VALVEBODY W/PRO BRAKE
  • SHIFT PATTERN (YOUR CHOICE)
  • AERMET 1” 30 SPLINE INPUT SHAFT
  • AERMET 1” MAIN SHAFT
  • 7075 Aluminum/4340 Combo Forward Drum
  • 7075 Aluminum/4340 Aluminum Direct Drum
  • Pro Mod Intermediate Sprag (Super Sprag)
  • 4340 BILLET Stator Support
  • 4340 HD Billet Clutch Hub
  • 4340 Billet Direct Pressure Plate
  • 4340 Billet Forward Clutch Drive
  • 4340 Billet Intermediate Pressure Plate
  • Billet Aluminum Center Support
  • BILLET CLOSE RATIO GEAR SET
  • RATIO (YOUR CHOICE)
  • Special Design Pressure Regulator System Adjustable 200-300 psi
  • Line to Lube Converter Charge Circuit
  • Maximum Duty Clutch Packs
  • Deep Pan Aluminum Pan
  • Billet 7075 Aluminum Pump Hard Coated W/ Wear Plate
  • REID SFI TRANSMISSION CASE
  • REID ROLLER TAIL HOUSING
  • 1 YEAR WARRANTY
  • $450 Lifetime Freshen up fee to Original Purchaser

THE CLOSE RATIO GEAR SETS ARE VERY LARGE AND REQUIRE AN SFI CASE FOR INSTALLATION.  WE CAN INSTALL IN A STOCK CASE.  WE DON'T RECOMMEND USING IN A STOCK CASE BUT IF YOU REQUIRE IT WE CAN DO IT!!!

    Regular price $12,100.00 USD
    Regular price Sale price $12,100.00 USD
    Sale Sold out
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