Sequential 5 Speed


7075-T6 Billet CNC'd Case


OEM Input shafts for

Straight Cut and Diamond Ground to DIN5/6 standard for maximum efficiency and even load distribution across the gear teeth. Constant mesh dog engagement for shifts as quick as 30 milli-seconds. Probably the worlds quietest straight cut geared dog box, with almost none of the whine traditionally assoicated with this industry race standard. You’ll be amazed how quiet this gearbox is (as in totally streetable) and just how cool it runs.

GM               26 tooth spline

GM/Nissan   26 tooth spline with Nissan spigot

Mazda          23 tooth spline

Nissan          24 tooth spline

Toyota          21 tooth spline (R154)

Toyota          14 tooth spline (V160 / V161/ 6MT)

Others possible on request


Internal Splash





Outlet and Inlet for lines to oil pump, oil filter and oil cooler options


Oil Temperature Sensor

Oil fill

Oil Drain with magnetic plug

Flange pre drilled for 1350 series Yoke or 1350 series Slip Yoke – supplied with hardware. Comes pre-fitted with a reluctor wheel ready to accept our Speed Sensor to eanble launch control, traction control, speed referenced boost or a digital speedometer.


Front Faceplate

1000 nm / 738 ft lb / 102kg and 11,000 RPM GM Muncie


34kg or 75lb



389mm long

180mm wide

277mm high

HGT Billet CNC gear lever systems with remote mount base for Centre Tunnel or Right Offset mounting positions. 3 different height options to accomodate driver preference. Reverse can either be integrated on the shift lever or remotely mounted.

HGT Shift Cut Knob

HGT Billet Brackets for Motec & Geartronics Paddleshift actuators

HGT Billet CNC Digital Gear Postion Display

HGT Billet Clutch Release Bearing with Shims

HGT Billet Speed Sensor Bracket and GT101 Sensor

HGT Breather Kit

1350 Series Yoke or Slip Yoke - bolts up to output flange and welds to driveshaft

Cast or Billet CNC Custom Bell Houses to allow direct bolt up of HGT Gearboxes to:

BMW: Straight 6 M50, V8 M60, M62, S62, S65, V10 S85

GM: LS/SBC OEM setup with168 tooth ring gear, front mount starter motor, 11”/12” clutch AND Race setup with cover mounted 110 tooth ring gear, rear mount starter motor and 5.5"/7.25" clutch 

Ford: Windsor, Coyote

Honda - K20/K24 in rear wheel drive configuration

Mazda:  Series 6 Rotary with rear starter motor mount

Mitsubishi: EVO 1/2/3 in rear wheel drvie configuration 

Nissan: SR20, RB20, RB25, RB26, RB30, VQ35, VR38

Toyota: 1JZ, 2JZ, 1UZ, 3UZ, 3SGTE

Other Bell Houses availalble on request...just ask.

Gear Ratios

               OR   OR                

1st    2.44  2.16  2.60

2nd   1.80  1.80  2.16 

3rd    1.42  1.42  1.80

4th    1:18  1.18  1.28 

5th    1:1     1:1    1:1

Rev   2.94 on all