Spec-R Springs For BMW are designed at the upper limits of the OEM shock
valving, and are track tested, tuned and tested again to provide optimal
performance that's great for the track yet comfortable enough for a
set out to make new, driver oriented springs, they had 3 main goals.
ride height compared to the Swift Sport Springs to maximize and take
full advantage of your cars suspension geometry.
increased spring rate to enhance total vehicle performance.
The increased spring rate is based on the upper limits of factory
performance, yet provide enough comfort for street use.
springs are wound with H5S-TW, the same material used with the Swift
Sport Springs. Even with the increased stiffer rates and slight
change in ride height, you can expect the same great characteristics as
the Swift Sport Springs.
Spring that is offered by Swift has been carefully designed with your
vehicle weight, stock struts and parts in mind, to achieve the most
performance you vehicle is capable of, while still maintaining enough
comfort for daily driving.
- Amazing track performance
with enough comfort for daily use
- Lower Center of
- Designed at the upper limits
of factory strut valving
- Increase handling with
proper suspension balance
- Made of H5S-TW for long-term
performance and consistency
- Amazing performance on and
off the track
|BMW 335i E90/E92
||4.0Kg/mm or 223lbs/inch
5.0Kg/mm or 279lbs/inch
12.0Kg/mm or 670lbs/Inch
3.6Kg/mm or 201lbs/inch
9.0Kg/mm or 503lbs/Inch
Springs On the Track