Subaru R4+ Sequential Gearbox 6 speed

Due to the high level of inquiries received about our earlier version of the Subaru sequential gearbox ( Subaru R4) we are releasing this version again with the latest advanced technologies used in our products.

Engineered to fit the original Subaru case without modifications. Weight reduction of 10,5 kgs compared to the standard Subaru transmission! 
The gearbox has integrated an ultra lightweight aircraft grade aluminium CNC plate section that holds the new sequential mechanism and shafts.

Complete also with upgraded high strength gears and shafts, billet selector forks and billet selector rods.

Using the standard Subaru gearbox housing, the sequential kit is designed for the racer looking to have a quick shift sequential gearbox and keeping budget in mind. Kit is supplied in assembly position for easy installation into the gearbox. No modification required!

Fast facts
  • Gearbox type: 6 speed full sequential gearbox
  • Gear shift layout: R-N-1-2-3-4-5-6-R-N-1-2...
  • R4 Kit Weight: 29kgs
  • Total gearbox weight: 76kgs (10.5kilos lighter than a standard 6 speed STI gearbox)
  • Maximum torque: 800NM
  • Tooth profile: Straight cut
  • Shift performance: 40 - 50 milliseconds

KIT INCLUDES

  • BILLET aircraft grade CNC aluminium case
  • COMPLETE SEQUENTIAL mechanism with dog engagement
  • INPUT Shaft and OUTPUT Shaft
  • GEARS 1st - 6th
  • SHIFTING Forts
  • SHIFTING Rods
  • BEARING and NEEDLE Bearing Set
  • GEAR POSITION Indicator Sensor
  • INLET /OUTLET for oil cooler

RATIOS AVAILABLE

1.  3.33 / 2.92

2.  2.38 / 2.14 / 2.06

3.  1.80 / 1.59 / 1.56 / 1.47

4.  1.41 / 1.37 / 1.26 / 1.09 / 1.09

5.  1.14 / 1.06 / 1.05 / 1.00 / 0.83

6.  0.95 / 0.90 / 0.84 / 0.64