Speedo correction info
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Senior Member
Joined: Feb 2002
Posts: 135
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From: Colonial Heights , VA.
Speedo correction info
Dyno reading---------------Truck Speedo
20------------------------------------------19
25------------------------------------------24
30------------------------------------------28
35------------------------------------------33
40------------------------------------------37
45------------------------------------------42
50------------------------------------------46
55------------------------------------------50
60------------------------------------------54
65------------------------------------------58
70------------------------------------------61
75------------------------------------------65
89------------------------------------------76
285/75/16's with 308 rear
20------------------------------------------19
25------------------------------------------24
30------------------------------------------28
35------------------------------------------33
40------------------------------------------37
45------------------------------------------42
50------------------------------------------46
55------------------------------------------50
60------------------------------------------54
65------------------------------------------58
70------------------------------------------61
75------------------------------------------65
89------------------------------------------76
285/75/16's with 308 rear