Ohlins Spring Chart.

Discussion in 'Technical Help' started by Nelson, Feb 26, 2015.

  1. Anyone have one, or know where I can find one reference the springs on the DU511 1098s rear shocker?

    Cheers
     
  2. 1091-34/100 is an example of a code you will find on an Ohlins shock spring. Using the below charts you can “decode” what you are looking at.
    • The 1091 refers to the diameter and the length of the spring. Almost all Ohlins springs have a diameter of 57mm so that’s easy, the 1091 in this case means it has a 160mm length (when not on the shock)
    • The -34 is the spring rate. For some unknown reason Ohlins uses it’s own numbers to label rate, but below on the rate conversion chart you can cross reference this number. In this case a -34 is a 100nm or 10.19kg or 571lb spring
    • The /100 is the springs rate in Newton meters, but without the decimal. In this case the /100 means it’s a 100nm spring.

    Art. nr. Rate
    N/mm Kg/mm ibs/inch

    -88 28 2.85 160
    30 3.06 171
    -90 32 3.26 183
    -01 34 3.46 194
    -02 36 3.67 206
    -03 38 3.87 217
    -04 40 4.08 228
    -05 42 4.28 240
    -06 44 4.48 251
    -07 46 4.69 263
    -08 48 4.89 274
    -09 50 5.10 286
    -10 52 5.30 297
    -11 54 5.50 308
    -12 56 5.71 320
    -13 58 5.91 331
    -14 60 6.11 343
    -15 62 6.32 354
    -16 64 6.52 365
    -17 66 6.73 377
    -18 68 6.93 388
    -19 70 7.13 400
    -21 75 7.64 428
    -24 80 8.15 457
    -26 85 8.66 485
    -29 90 9.17 514
    -31 95 9.68 542
    -34 100 10.19 571
    -36 105 10.70 600
    -39 110 11.21 628
    -41 115 11.72 657
    -44 120 12.23 685
    -49 130 13.25 742
    -54 140 14.27 799
    -59 150 15.29 857
    -64 160 16.30 914
    -69 170 17.32 971
    -74 180 18.34 1028
    -79 190 19.36 1085
    -84 200 20.38 1142
    -89 210 21.40 1199




    Spring Length Chart

    1093- 1091- 1092-
    150 mm 160 mm 170 mm
    5.9" 6.3" 6.7"
     
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  3. Dan Kyle 1098 Shock Spring Recommendations
    NOTE!!!!! This is with 12 to 16 MM of preload on the spring!!!!!!
    Note weights are rider weight with gear, or take your weight and add 15 lbs for gear.

    140-160 Lbs 80.0 Nmm
    160-180 Lbs 85.0 Nmm
    180-200 90.0 Nmm
    200-220 95.0 Nmm
    220-240 100 Nmm
    240-260 105 Nmm
    260-280 110 Nmm

    How To Read An Ohlins Spring Code

    1091-34/100 is an example of a code you will find on an Ohlins shock spring. Using the below charts you can “decode” what you are looking at.

    The 1091 refers to the diameter and the length of the spring. Almost all Ohlins springs have a diameter of 57mm so that’s easy, the 1091 in this case means it has a 160mm length (when not on the shock)

    The -34 is the spring rate. For some unknown reason Ohlins uses it’s own numbers to label rate, but below on the rate conversion chart you can cross reference this number. In this case a -34 is a 10nm or 10.19kg or 571lb spring

    The /100 is the springs rate in Newton meters, but without the decimal. In this case the /100 means it’s a 10.0nm spring.
    [​IMG]


    pinched from here <http://www.ducati-upnorth.com/tech/suspensionspring.php>
     
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