Sequential gearboxes

+PLUS – 6 Speed sequential kit Subaru STi

Suitable for:

The full sequential gearbox kit Subaru +PLUS with integrated ultra lightweight aircraft grade aluminium CNC plate section that holds advanced sequential mechanism with the fastest and softest shifting on the market.

6500 RPM: Revolutions
6: Gears
1200 Nm: Torque

Specification

Engineered to fit the original Subaru case without modifications, but with weight reduction of 5,5 kg compared to the standard Subaru transmission. We offer instalation to your original gearbox at X Shift gearboxes. This includes cleaning and inspection of all parts, differential adjustment, setting tooth clearance of final drive and installation of sequential kit.

Complete kit also with upgraded high strength gears and shafts, billet selector forks and billet selector rods made of highest quality steel. All parts are REM isotropic superfinished.

Why XSHIFT?

Major Advantages

Rated up to 1200 Nm
Fastest and softest shifting performance: 30-40 miliseconds
Components from the highest quality and specialy heat treated steel
All parts REM isotropic superfinished
Only one selector rod for all selector forks – weight saving solution
Total gearbox weight: 79,5 kg (5,5 kg lighter than a standard 6 speed STi)

Shifting and gear ratios

There are 3 main gear ratios available, that can be also combined with each other to achieve the most suitable ratio for your application. For final drive you can choose from two options.

Gear ratio	1	2	3	4	5	6
SHORT	2,91	2,01	1,63	1,32	1,10	0,94
LONG	2,91	2	1,5	1,21	1	0,83
EXTRA LONG	2,64	1,75	1,32	1,05	0,87	0,74
Final drive	10/39 (3,9)	10/44 (4,4)

Kit includes

Aircraft grade CNC aluminium case
Complete sequential mechanism with dog engagement
Input and output shaft
Gears 1st – 6th
Shiting forks
Bearing and needle bearing set
Gear position Indicator Sensor

Accessories

Together with the powerful Subaru +PLUS sequential gearbox we can provide many performance accessories that helps you achieve top results on the track.

Stronger conversion kit for high torque transmissions
- Subaru +PLUS Transfer Set
Smart tools for converting your car to rear wheel drive or permanent 4 wheel drive
- Subaru STi Conversion Spool
Modern type of LSD with preload adjustment
- Subaru STi Front LSD
Upgraded electromagnetic coils for Subaru DCCD
- Subaru DCCD Coil

and many more...

Photogallery

Videogallery

Gear ratios calculator

Gear	T1	T2	ratio	RPM down	speed	speed down
1	11	32	2.91	-	68.5	-
2	12	25	2.08	1847	95.7	27.2
3	16	26	1.63	1426	122.6	26.9
4	19	25	1.32	1236	151.4	28.8
5	20	22	1.1	1069	181.2	29.8
6	18	17	0.94	918	211	29.8

Calculation #1

Km / h

Mp / h

Gear count

Final drive

Gear ratio

Max RPM

Calculation type

Metric

Imperial (inches)

Custom

Tire width (mm)

Aspect ratio

Rim size

Pneu diameter (inch)

Pneu width (inch)

Rim size

Tire diameter

If you have choosen your configuration, please take a screenshot of this calculator and attach it to the configurator below.

Gearbox configurator

For prices and more info, please contact us down below.

Please fill in your details and as many information as possible about your car (power, race purpose). After sending your configuration we will contact you as soon as possible.

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