924/944/951/968 Gearing Specifications

for U.S. models, R.O.W cars may differ
(tire diameter = 24.87 inches)

gear 1977
924
speed per
1000rpm
1977.5
924
speed per
1000rpm
'79 - '82
924
speed per
1000rpm
1st
2nd
3rd
4th
5th
3.60
2.13
1.36
0.966
5.957
10.068
15.768
22.199
(mph)
3.60
2.13
1.36
0.966
5.297
8.952
14.020
19.739
(mph)
3.60
2.13
1.36
0.966
0.620
5.000
8.451
13.236
18.634
29.033
(mph)
 final-drive 3.450   3.880   4.110  

gear '82 - '87
944
speed per
1000rpm
'88 - on
924S/944
speed per
1000rpm
944S speed per
1000rpm
1st
2nd
3rd
4th
5th
3.600
2.125
1.458
1.071
0.730
5.284
8.952
13.048
17.762
26.070
(mph)
3.600
2.125
1.458
1.071
0.829
5.284
8.952
13.048
17.762
22.948
(mph)
3.500
2.059
1.400
1.034
0.829
5.435
9.239
13.588
18.398
22.948
(mph)
 final-drive 3.889   3.889   3.889  

gear 944Turbo
(951)
speed per
1000rpm
944S2 speed per
1000rpm
968 speed per
1000rpm
 
1st
2nd
3rd
4th
5th
6th
3.500
2.059
1.400
1.034
0.829
6.263
10.646
15.658
21.200
26.442
(mph)
3.500
2.059
1.400
1.034
0.778
5.455
9.273
13.637
18.464
24.540
3.180
2.000
1.440
1.110
0.910
0.780
6.155
9.786
13.592
17.632
21.508
25.092
 final-drive 3.375   3.875   3.780  

please email me with changes or errors.