Subaru STi SHD DOGBOX KIT +PLUS HELICAL 6 speed

Due to the high level of inquiries received about our earlier version of the Subaru H-pattern kit (800Nm), we are releasing this SHD UPGRADED (up to 1200Nm) version again with the latest advanced technologies used in our products!

General info

Fast facts

Kit includes

• BILLET shifting mechanism with dog engagement
• INPUT Shaft and OUTPUT Shaft
• GEARS 1st - 6th +
• SHIFTING Forks
• SHIFTING Selector Rods
• BEARING and NEEDLE Bearing Set
• INLET /OUTLET for oil cooler

Complete, ready to install gearboxes

We at X Shift offer installation of H-pattern DOGBOX kits into your original gearboxes.

This service includes:

• Cleaning (sandblasting or aquablasting) of casings and inspection of all parts 
• Front differential check and adjustment 
• Setting teeth clearance of final hypoid drive
• Installation of the DOGBOX kit 
• Check/repair DCCD center differential
• Check/change drop gears condition
• Check of gearbox wiring harness
• Possibly replacement of necessary OEM parts 

Note: The reward for this service is the delivery of your own OEM TY856 gearbox in the best and most complete condition. Non-standard parts can be ordered upon agreement. The gearbox is sent back in a cushioned tailor-made box along with the original OEM parts. 

Occasionally we are also able to source a 6MT donor gearbox, intended for rebuild purposes. 

RATIOS AVAILABLE

The gear ratios can be custom combined also with gears from the "+PLUS" series, some combinations are also possible with "R4 PRO" series. For a customized speed graph, please contact us on the form down below.