3MO ETLC FWD GEARBOX

The one-make-series version of our best-selling ETV

Official product Alpine A110 Cup, GT4 & R-GT by Signatech


Technical Specifications

6 speed dog ring gearbox, with sequential gearing

Maxi engine torque : 420 N.m (310 lbs/ft - short final drive) to 520 N.m (421lbs/ft - long final drive)

aluminum housing AS7G06

20 mm teeth width (1st to 3rd) and 17 mm (4th to 6th) - 89 mm on center

Final drives, several options

Gear ratios, wide range except 1rst gear 12x35

Discs and ramps limited slip differential :

12 friction faces discs

choice of ramp angles

Oil pump and internal lubrication system + steel filter

Clutch shaft : 1" x 23 splines, integrated on layshaft

3MO clutch slave cylinder with Ø52mm bearing

contactless barrel position sensor

No cable to ban reverse gear : ETLC to use only with paddleshift system

Weight : 41 kg


Options and Accessories 

Bell housing integrated in the main housing : "car manufacturer" product or one-makeerie product.

electric linear actuator for gearchange

Gear display


Extra informations: 

The ETLC gearbox is designed for a ceramic single-disc or Sintered dual-disc clutch Ø184mm max; with 1" x 23 splines clutch disc(s).

The gearbox is designed to accommodate GKN tripod flanges  (not supplied): available from Signatech.

The driveshafts must be made bespoke. We recommend Ø28mm maximum.

For the installation of the hydraulic clutch release system, the installation of a hydraulic transmitter (Ø minimum 0.7") at the clutch pedal is recommended.

It is imperative to install an adjustable end stop on the clutch pedal, as the hydraulic stop has no output stop.

Depending on your application and the technical features of your vehicle, an oil cooler is recommended. Usually we recommend a 13-row radiator, 210x98x50mm with AN6 inlet/outlet connections.

Mandatory to use oil type 85W140. 


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