Make: BMW
Models: E36 M3 only

E36 M3 Spring Rates

Updated 02/22/01 .

The following data is NOT taken from any book or brochure, but measured with a Longacre spring testing machine.  All measurements are in inches and pounds.  What you see is what you get.  I do NOT have additional information on any other springs.

Front Spring US 95 M3
#31 31 2 226 987
Euro 95 M3
#31 33 2 227 422
Euro 96 M3
#31 33 2 228 171
US M3 LTW Dinan 95 M3
#D100-0468
Wire Diameter 0.480 0.490 0.480 0.480 0.489
Free Length 13.6875 12.50 12.75 12.75 11.1875
Diameter 6.0 6.0 6.0 6.0 5.54
Number of Coils 5 5 5 5 5
Lbs. @ 1" 87 97 114
Lbs. @ 2" (lbs. for 1") 188 (94) 215 (108) 226 (113)
Lbs. @ 3" (lbs. for 1") 291 (97) 333 (111) 352 (117)
Lbs. @ 4" (lbs. for 1") 392 (98) 446 (111) 474 (119)
Rear Spring US 95 M3
#33 52 2 227 794
Euro 95 M3
#33 53 9 064 881
Euro 96 M3
#33 53 9 069 132
US M3 LTW
#33 53 9 064 881
Dinan 95 M3
#D100-0468
Wire Diameter 0.6320 0.629 0.629 0.629 0.624
Free Length 9.50 9.125 9.125 9.125 7.9375
Diameter 5.75 5.75 5.75 5.75 5.5
Number of Coils 7 7 7 7 5
Lbs. @ 1" 210 225
Lbs. @ 2" (lbs. for 1") 450 (225) 475 (238)
Lbs. @ 3" (lbs. for 1") 720 (240) 740 (247)

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