Racetech RT4100HR Series Racing SeatDescription: The RT4100HR is a standard sized fiberglass race seat equipped with head restraint wings for enhanced safety. Racetech has focused on achieving a lightweight seat shell with optimized geometry. The patented back mounted technology has trickled down from the 119 and 129 Series, giving you the option of fixing the seat to the roll cage at shoulder level. Large harness guides and a removable molded base cushion allow a range of drivers of

in your Porsche 993 rear trailing arm

and performance to anything else available on the market today

The rear section is cut to the length of where an exhaust tip would sit

not steel like other brands

Using the earlier arms in competition and/or with other competition components will likely increase the stress on them and further increase the chances of their failure

This transfers all the spring load to the bottom of the mount instead of putting it on the weak rubber bushing of the stock mount

* For Porsche 991

thrust bearings

install the BILT Racing sump guard

Replace the compliant rubber upper spring plate mount with these 6061 T6 aluminum solid mounts

* Integrated kill switch mount

The solid thrust arm bushing is adjustable for increasing  or decreasing wheelbase and adjustable caster