Standard Adjustable E30 Seat mount settings
For seats ranging from 400mm to 425mm. (If you need to fit a bigger seat, use the Bigger seat mount product (instructions for that are below.
Big seat bracket option
Adjustable seat mount option for seats in the 420mm-450mm range. Disclaimer: We are not responsible for seat fitment in the physical size of an e30. We are not saying these seats fit the car well, some may be too big for the interior of the car. We are simply listing the setting that it would take to get the seat mounted on the OEM rail using our brackets. Please do your homework on what seats fit best in an E30.
Flat screw driver
Remove OEM seat. You will then need to remove OEM rails from seat.
Bolt the OEM seat rails back onto the car. (Handle will always be closest to trans tunnel. Leave everything loose to assist you in fitting everything together easier.
Look at settings above and find the dimension your seat falls under. There are 3 possible configurations so make sure you look up your seats published width before starting.
Configure Garagistic brackets in the configuration of the settings above. Leave everything loose. (Tall side of bracket should be towards the front of the car) like diagram.
Grab seat and install on mounts. Use the hardware as shown in your diagram above. Leave everything snug. Move the seat up and down until you find what is comfortable. Usually the front the of seat sits a little higher then the rear to angle you back slightly.
Once you like the seat position tighten everything. Check that seat slides back and forth smooth. If your seat doesn't move check that hardware is not touching the slider lever, everything is properly greased that nothing is misaligned.
If you find yourself having a difficult time bending the stock seat belt receptacle to fit in the opening on your bucket seat, we've found a neat solution using OEM parts.
For this mod, you will need a spare dual seat belt receptacle from the rear seat. If you are modifying your track car, it is common to delete the rear seat which leaves you with a spare dual seat belt receptacle. If you want to do this mod to both front seats, you will need to source another dual receptacle for the passenger side front seat.
The photo below shows a stock dual seat belt receptacle (left) and our modified version (right).
As you can probably tell, this is a very straight forward modification that just requires some cutting.
Cut along the dashed line as shown in the photo below -
Now enjoy your more flexible front seatbelt receptacle