Gear Ratios
Tranny Code
S80
Y21/S21/S4C
Y21/Y80/S80/S4C
S80/Y80 S80 YS1 Y1
S1/J1
S1/YS1
Chassis Grade
JDM 98-01 ITR
US 92-01
Delsol (B16A)
99+ Si coupe
US 97-01 ITR
JDM 95-97 ITR
JDM 92-00 SiR/CTR
US 94-01 GS-R
JDM 93.5-01 SiR/SiG
US 94+ LS/GS/
Spec.Ed.
JDM 92-93
Integra RSi/XSi
US 92-93 GSR
JDM 89-91
civic/crx SiR
JDM 90-91
Integra RSi/XSi
US 90-93
Integra RS/LS/GS
Spec.Ed.
Tranny Type
Hydro
Hydro
Hydro
Hydro
Hydro
Cable
Cable
Cable
Cable
1st
3.230
3.230
3.230
3.230
3.230
3.307
3.166
3.230
3.230
2nd
2.105
2.105
2.105

1.900

1.900

2.105

2.052
2.105
1.900
3rd
1.458
1.458
1.458
1.360
1.269
1.459
1.416
1.458
1.269
4th
1.034
1.107
1.107
1.034
0.966
1.107
1.103
1.107
0.966
5th
0.787
0.848/0.875-99+Si only
0.848
0.787
0.714
0.875
0.870
0.848
0.742
Reverse
3.000
3.000
3.000
3.000
3.000
3.000
3.000
3.000
3.000
Final Drive
4.785
4.400/ *4.266-99+Si only
4.400
4.400
4.266
4.400
4.266
4.400
4.266

Teeth Count


Tranny Type
98-01 JDM ITR
95.5-98 JDM ITR
98+ CTR
97-01 US ITR
94-01 US GSR
93.5-01 JDM SiR-G

93-97 (US) Delsol DOHC VTEC

(US) 99+ Si Coupe

(US) 94-01 LS

1st
main: 13
counter: 42
main: 13
counter: 42
main: 13
counter: 42
main: 13
counter: 42
main: 13
counter: 42
main: 13
counter: 42
2nd
main: 19
counter: 40
main: 19
counter: 40
main: 20
counter: 38
main: 19
counter: 40
main: 19
counter: 40
main: 20
counter: 38
3rd
main: 24
counter: 35
main: 24
counter: 35
main: 25
counter: 34
main: 24
counter: 35
main: 24
counter: 35
main: 26
counter: 33
4th
main: 29
counter: 30
main: 28
counter: 31
main: 29
counter: 30
main: 28
counter: 31
main: 28
counter: 31
main: 29
counter: 30
5th
main: 33
counter: 26
main: 33
counter: 28
main: 33
counter: 26
main: 33
counter: 28
main: 32
counter: 28
main: 35
counter: 25
Final Drive
4.785
main: 14
counter: 67
4.400
main: 15
counter: 66
4.400
main: 15
counter: 66
4.400
main: 15
counter: 66
4.266
(according to Honda!)
main: 15
counter: 64
4.266
main: 15
counter: 64


Gear Ratios - RPM to MPH/KM Ratio Tests

Tranny
Type
Y1 w/LSD
S1
J1
BS Ratio*
1st @ 4000 RPM
38 km
30 km
30 km
18-19 mph
2nd @ 4000 RPM
48 km
48 km
50 km
28-29 mph
3rd @ 4000 RPM
68 km
68 km
73-74 km
40 mph
4th @ 4000 RPM
88 km
90 km
92-93 km

53-54 mph

5th @ 4000RPM
108-110 km
110 km
111-112 km
72-73 mph
(80mph @ 4400/4500 rpm)
Final Drive Equipped
4.266
4.400
4.400
4.785
Rim+Tire Size Tested On
195/15/50
195/14/60
195/15/50
195/15/50