EG/EK Lowering Springs Spring Rate Guide

Springs, Struts, Swaybars, Bushings, Tower Braces & more
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EG/EK Lowering Springs Spring Rate Guide

By martino
- Wed Nov 07, 2007 12:37 am #28783 97, 00-01 ITR - 250F/250R (L/P)
CTR - 240/240 (L/P)

H&R OE - 280F/190R (P/P)
Eibach ProKit - 290F/190R (P/P
H&R Sport - 330F/280R (P/P)
Eibach Sportline - 310F/275R (P/P)
Gold-line GL 2.5" drop - 320/190 (P/P)
Gold-line GPS 1.25" drop - 275/160 (P/P)
Koni RSK Suspension kit - 154-205/270 (P/L)
Neuspeed SofSports - 260F/150R (P/P)
Neuspeed Sport - 280F/180R (P/P)
Neuspeed Race - 485F/395R
Skunk Coilovers -old - 400F/300R (L/L) for civic, 500F/400R for integra
Skunk2 Coilovers - new - 500F/400r (L/L)
Spoon Full Coilovers - 300/240
Progress Coilovers - 350F/250R (P/P)
Progress Lowering Springs - 320F/200R (P/P)
Ground Control Coilover - 380F/280R (P/P)
Tein RA/RE/RS - 783F/559R (L/L)
Tein HT - 1119F/448R (L/L)
Tein HG - 365F/129-196R (L/P)
Tein SS - 448F/224R
Tein Flex - 504F/280R
Tein S. Tech - 235F/140R
Tokico Illumina Kit - 250/123 (P/P)
APEX'i WS - 447f/178r
Suspension Techniques - needed
SSR Cup - 392/280
SSR S1 - 448/448
JIC FLT-A2s - USDM - 504F/336R (L/L)


P = progressive, L = linear :D

1 kg/mm = 55.88 lb/in, so just divide the rates by 55.88 and you'll get them in kg/mm :D

thanks to civicland.com for this :D
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By BurqueB16
- Wed Nov 07, 2007 12:40 am #28784 WOW! great post! very useful! :thumb:
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By LowTEC-Derbo
- Wed Nov 07, 2007 2:12 am #28808 my apexi n1 99spec coilovers is 11k 5k

i think thats like 616/280

yea i use the rule of thumb of 56. :)

also i believe it is linear.
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