Mercury outboard parts drawings & videos

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Mercury outboard drive shaft

Drive shaft identification page showing upper gearcase / powerhead hp. and year

  • Mercury drive shaft picture on the left has per load pin located at the top used on early 50, 60 and 75 hp. lower units with 3 cylinder powerheads
  • Shaft on the right is used on later models
  • Pinion bearing journal ø: refers to inside diameter of bearing or shaft size in one place on the drive shaft above the tapper
  • Check drive shaft length, pinion bearing diameter (journal) and pinion gear splines before ordering
  • Drive shafts will have 11, 13, 14 and 17 spines
  • See our water pump kits page for pump housings
  • Mercury lower unit parts drawings click here

 drive shaft

drive shaft

No. 11140
OEM: 45-816472
V6 (3.0L) Late Gearcase

Length: 18-1/4"
Pinion bearing journal ø: 1-1/8"
Pinion gear splines: 13

11140 $529.95

No. 11160
OEM: 45-43031A1
55, 60-125 HP (3 & 4-Cyl.) Late Large Gearcase

Length: 31-7/8"
Pinion bearing journal ø: 1"
Pinion gear splines: 17
Drive shaft has water pump wear sleeve assy.

11160 $794.95

No. 11161
OEM: 45-44000-1
V6 Late Alpha Gearcase

Length: 32-3/16"
Pinion bearing journal ø: 1-1/8"
Pinion gear splines: 13

11161 $989.95

No. 11162
OEM: 45-42646
Early Inline 6 Gearcase

Length: 30-3/4"
Pinion bearing journal ø: 1"
Pinion gear splines: 17

11162 $354.95

No. 11163
OEM: 45-98682A1
V6 Gearcase with Pre-Load Pin

Length: 32-1/4"
Pinion bearing journal ø: 1"
Pinion gear splines: 11

11163 $456.95

No. 11164
OEM 45-826736A1
55, 60 and 125 hp. 3 or 4 cylinder late model powerheads with large gearcase lower units
Length: 31-5/16"
Pinion bearing journal ø: 1"
Pinion gear splines: 17
Drive shaft has water pump wear sleeve assy.
11164 - $483.95

No. 11165
OEM: 45-98180
35-70 hp. Small gearcase with pre-load pin
Length: 30"
Pinion bearing journal ø: 7/8"
Pinion gear splines: 13

11165 $422.95

No. 11166
OEM: 45-76088A2
50, ,65, 75 HP (3-Cyl.) Early Small Gearcase with Pre-Load Pin
Length: 30"
Pinion bearing journal ø: 1"
Pinion gear splines: 17

11166 $437.95

No. 11167
OEM: 45-812731
50, 55, 60 HP (3-Cyl.) Late Small Gearcase
Length: 31-1/8"
Pinion bearing journal ø: 7/8"
Pinion gear splines: 14

11167 $487.95