OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives
OMC Cobra gears * upper / lower gear case
OMC Cobra Gear Sets – upper gearcase
lower unit sterndrive Ford-Chevy models
Updated May 14 2026
- 4 cylinder, V6, V8 OMC Cobra gears
- Years 1986 to 1993 and 7.5 liter
- 460 model years 1987 to 1988 gears
- Clutch dog and used sets available for all
- Upper unit gear sets include bearings.
- 2-day shipping available to anywhere in the United States.
OMC Cobra gears ( Upper gear case )
Upper Gearcase
22540 Gears
OEM 984012 18-1602
- 21:19 ratio
- 4.3L 262 Chevy V6
- With out bearing
# 22540
$972.95 US
# 22540
$1,506.89 CDN
# 22520
$890.95 US
# 22520
$1,505.89 CDN
22544
- 305 Chevy 351-460 Ford King Cobra OEM 983835
- 21:17 ratio
- 5.0L 305 Chevy
- 5.8L 351 EFI and
- 7.5L 460 Ford
# 22544
$846.95 US
# 22544
$840.89 CDN
22560
4 cylinder 302 Ford
- OEM 983826
- 21:18 ratio
- 4 cylinder 1986 2.5 liter
- 3.0 liter 1986 – 1989
- 5.0 liter 302 Ford V8
#22560
$995.95 US
# 22560
$476.89 CDN
OMC Sterndrive used gears
Used
- 21-19
- 21-16
- 21-18
- 21-17
- 21-21
Bearings sold separately
with used gears
*Call for availability
$250.00 US
$275.89 CDN
OMC Cobra gear set ( Lower unit )
- 14-26 ratio
- 3.0L Chevy 1990 to 1993
- 4.3L, 5.0L, 5.7L and 5.8L
- all years
# 22623
$319.95 US
# 22623
$393.89 CDN
Johnson Evinrude V6-V8
- Original OEM –
- OMC / Johnson gear set by BRP
# 987670 $699.96 US
22623
Pinion, forward and reverse gear set
- 14-26 ratio
- 3.0L Chevy 1990 to 1993
- 4.3L, 5.0L, 5.7L and 5.8L
- all years
# 22622
$799.95 US
# 22622
$1291.89 CDN
# 22625
$98.95 US
# 22625
$127.95 CDN
22624
26 teeth OEM 915723
All V6 and V8 models
- Reverse gear
- 14-26 ratio
- 3.0L Chevy 1990 to 1993
- 4.3L, 5.0L, 5.7L and 5.8L
- all years
# 22624
$278.95 US
# 22624
$341.89 CDN