Parts for Mercury Marine 75 HP (4 Cylinder) Gear Housing (Drive Shaft)

Revise Search: All Models > 75 HP (4 Cylinder) > 6432901 & Up (USA) > Gear Housing (Drive Shaft)

NEED PARTS OR KITS?
View diagram and parts list below. Tap to zoom. Scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

LOOKING FOR A PROP?
• Try our prop finder.

COMPLETE GEARCASE?
• Aftermarket gearcase may be available for less than $900 USD. 70 HP+ only. Please call.

Engine section

Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

#	1655-7333A25	GEAR HOUSING ASSEMBLY (MERCURY) (1 required per assembly)
		1655-7333A25 - GEAR HOUSING ASSE NLA [ More info ] Unavailable
#	1655-7333A41	GEAR HOUSING ASSEMBLY (MARINER) (1 required per assembly)
		1655-7333A41 - GEAR HOUSING ASSE NLA [ More info ] Unavailable
#1	1655-7333A23	GEAR HOUSING ASSEMBLY (MERCURY) (1 required per assembly)
		1655-7333A23 - 1655-7333A23 - GEAR HOUSING ASSE [ More info ] Unavailable Replaced by 1655-7333T23
		1655-7333T23 - GEAR HOUSING NLA [ More info ] Unavailable
#1	1655-7333A43	GEAR HOUSING ASSEMBLY (MARINER) (1 required per assembly)
		1655-7333A43 - GEAR HOUSING ASSE NLA [ More info ] Unavailable
#2	22-85822A 1	CONNECTOR ASSEMBLY, SPEEDOMETER (1 required per assembly)
		22-85822A 1 - 22-85822A 1 - CONNECTOR ASSEMBL [ More info ] Unavailable Replaced by 22-85822A10
		22-85822A10 - Connector Assembly [ More info ] $19.83 3 In Stock.
#3	17-85500	DOWEL PIN (2 required per assembly)
		17-85500 - Pin, Dowel (.187 X .530) [ More info ] $1.50 10+ In Stock.
		178M0084726 - Pin - Dowel [ More info ] $4.90 Available to Order: Usually ships within 10 days.
#4	16-57921	STUD, GEAR HOUSING (4") (1 required per assembly)
		16-57921 - Stud [ More info ] $11.30 $6.34 8 In Stock.
#5	16-57920	STUD, GEAR HOUSING (2-1/16") (2 required per assembly)
		16-57920 - 16-57920 - STUD (.44 x 2.06) [ More info ] Unavailable Replaced by 16-579201
		16-579201 - 16-579201 - ->579203 [ More info ] Unavailable Replaced by -579203
		16-57920 3 - Stud [ More info ] $6.10 1 In Stock.
		168M0133358 - Stud [ More info ] $19.90 Available to Order: Usually ships within 10 days.
#6	16-56297	STUD, WATER PUMP (3-3/8") (1 required per assembly)
		16-56297 - Stud [ More info ] $10.99 10+ In Stock.
		16-562972 - 16-562972 - ->8M0034463 [ More info ] Unavailable Replaced by -8M0034463
		16-8M0034463 - Stud [ More info ] $17.17 Available to Order: Usually ships within 10 days.
#7	16-69501	STUD, WATER PUMP (3-1/8") (2 required per assembly)
		16-69501 - Stud [ More info ] $3.50 10+ In Stock.
#8	31-32898	BEARING, ROLLER - DRIVE SHAFT (1 required per assembly)
		31-32898 - 31-32898 - BEARING [ More info ] Unavailable Replaced by 31-32898T
		31-32898T - Bearing [ More info ] $18.32 Available to Order: Usually ships within 10 days.
#9	45-42646	DRIVE SHAFT (1 required per assembly)
		45-42646 - DRIVESHAFT NLA [ More info ] Unavailable
#10	43-75316	PINION GEAR, DRIVE SHAFT (1 required per assembly)
		43-75316 - 43-75316 - GEAR Pinion [ More info ] Unavailable Replaced by 43-75316T
		43-75316T - Pinion Gear [ More info ] $367.25 Available to Order: Usually ships within 10 days.
#11	11-35921	NUT, PINION GEAR TO DRIVE SHAFT (1 required per assembly)
		11-35921 - Nut, (.625-18) [ More info ] $7.70 10+ In Stock.
		18-3719 - Nut, 11-35921, 314730 [ More info ] $5.29 $4.83 3 In Stock.
		18-2359 - Nut Kit [ More info ] $5.09 $2.94 2 In Stock.
#12	23-70412	SPACER, BEARING TO WATER PUMP (1 required per assembly)
		23-70412 - Spacer - Bearing To Water Pump [ More info ] $14.00 10+ In Stock.
#13	15-57007A 1	SHIM, BEARING TO WATER PUMP (AR required per assembly)
		15-57007A 1 - Shim Set [ More info ] $17.99 7 In Stock.
		18-2295 - Shim Set, 15-57007A 1 [ More info ] $42.69 $38.67 1 In Stock.
#14	31-69220	ROLLER BEARING, DRIVE SHAFT (1 required per assembly)
		31-69220 - 31-69220 - BEARING Roller [ More info ] Unavailable Replaced by 31-69220T
		31-69220T - Bearing [ More info ] $96.25 1 In Stock.
#15	27-85610	GASKET, WATER PUMP TO GEAR HOUSING (1 required per assembly)
		27-85610 - Water Pump To Gear Housing Gasket [ More info ] $1.40 10+ In Stock.
		27-85610 1 - Gasket - Priced Individually [ More info ] $2.49 10+ In Stock.
		27-856704 - Water Pump To Gear Housing Gasket [ More info ] $3.30 10+ In Stock.
		18-2826-9 - Gasket 27-33146 2-Pack [ More info ] $1.59 $1.16 1 In Stock.
#16	25-33145	"O" RING, WATER PUMP (1 required per assembly)
		25-33145 - O-ring, (1.984 X .139) [ More info ] $3.70 6 In Stock.
		18-7162 - O-Ring 25-33145 [ More info ] $3.19 $2.17 10+ In Stock.
#17	46-96146A 5	WATER PUMP BASE ASSEMBLY (1 required per assembly)
		46-96146A 5 - Base Assembly [ More info ] $60.33 In Stock
		18-3414 - Water Pump Base, 46-96146A5 [ More info ] $50.29 $45.53 3 In Stock.
#18	26-94038	OIL SEAL, WATER PUMP BASE (1 required per assembly)
		26-94038 - Seal - Priced Individually [ More info ] $20.81 $17.69 10+ In Stock.
		18-2007 - Seal 26-94038 [ More info ] $13.06 3 In Stock.
#19	26-79884	OIL SEAL, WATER PUMP BASE (1 required per assembly)
		26-79884 - 26-79884 - SEAL Oil [ More info ] Unavailable Replaced by 26-16977
		26-16977 - SEAL Oil [ More info ] In Stock
		18-2026 - Seal, 321453 [ More info ] $15.95 10+ In Stock.
		18-2013 - Seal, 26-16977 [ More info ] $12.78 5 In Stock.
#20	27-85608	GASKET, LOWER - WATER PUMP (1 required per assembly)
		27-85608 - 27-85608 - GASKET [ More info ] Unavailable Replaced by 27-856081
		27-856081 - 27-856081 - ->8M0090319 [ More info ] Unavailable Replaced by -8M0090319
		27-8M0090319 - Water Pump Gasket - Priced Individually [ More info ] $4.00 10 In Stock.
		18-2914-9 - Gasket 27-85608 2-Pack [ More info ] $5.29 $5.14 10+ In Stock.
#21	32435	PLATE, FAEC - WATER PUMP (1 required per assembly)
		32435 - 32435 - FACE PLATE [ More info ] Unavailable Replaced by -324351
		324351 - 324351 - PLATE-FACE Q=T [ More info ] Unavailable Replaced by -8M0204677
		8M0204677 - Wear Plate [ More info ] $8.90 5 In Stock.
#22	27-85609	GASKET, UPPER - WATER PUMP (1 required per assembly)
		27-85609 - 27-85609 - GASKET [ More info ] Unavailable Replaced by 27-856091
		27-856091 - 27-856091 - ->858524 [ More info ] Unavailable Replaced by -858524
		27-858524 - Water Pump Base Gasket [ More info ] $3.90 10+ In Stock.
		18-2915-9 - Gasket 27-858524 2-Pack [ More info ] $5.09 $4.64 10+ In Stock.
#23	46-96148A 1	WATER PUMP BODY ASSEMBLY (1 required per assembly)
		46-96148A 1 - 46-96148A 1 - BODY ASSEMBLY Wat [ More info ] Unavailable Replaced by 46-96148T 1
		46-96148T 1 - Water Pump Body [ More info ] $60.21 1 In Stock.
		18-3116 - Housing 46-96148A1 [ More info ] $47.89 $42.90 3 In Stock.
#24	48752	INSERT, WATER PUMP (1 required per assembly)
		48752 - Water Pump Insert, Priced Individually [ More info ] $6.99 10+ In Stock.
		48752T - Water Pump Insert - Priced Individually [ More info ] $11.90 Available to Order: Usually ships within 10 days.
		18-3114 - SS Cup, 48752 [ More info ] $3.19 $2.63 Available to Order: Usually ships within 10 days.
#25	26-38970	SEAL, RUBBER - WATER INLET TUBE (1 required per assembly)
		26-38970 - Seal - Priced Individually [ More info ] $4.90 10+ In Stock.
		18-3110 - Seal, 26-38970 [ More info ] $3.39 $2.84 Available to Order: Usually ships within 10 days.
#26	47-89984	IMPELLER, WATER PUMP (1 required per assembly)
		47-89984 - 47-89984 - IMPELLER [ More info ] Unavailable Replaced by 47-899842
		47-899842 - 47-899842 - ->899844 [ More info ] Unavailable Replaced by -899844
		47-899844 - 47-899844 - ->89984T4 [ More info ] Unavailable Replaced by -89984T4
		47-89984T 4 - Impeller [ More info ] $34.50 10+ In Stock.
		18-3017 - Impeller 47-89984 [ More info ] $21.89 $20.07 10+ In Stock.
#27	28-56654	KEY, IMPELLER DRIVE (1 required per assembly)
		28-56654 - Drive Key - Priced Individually [ More info ] $1.99 1 In Stock.
		28-8M0032834 - Key - Priced Individually [ More info ] $4.40 $3.74 10+ In Stock.
#28	10-96411	SCREW, WATER PUMP (1 required per assembly)
		10-96411 - Screw [ More info ] $1.70 10+ In Stock.
#29	12-20583	WASHER, WATER PUMP SCREW (1 required per assembly)
		12-20583 - Washer - Priced Individually [ More info ] $1.40 10+ In Stock.
#30	12-29245	WASHER, WATER PUMP SCREW AND STUD (2 required per assembly)
		12-29245 - Washer [ More info ] $0.80 10+ In Stock.
		12-8M0204649 - WASHER Note: Priced Individually [ More info ] $1.20 Available to Order: Usually ships within 10 days.
		18-4275 - SS Washer [ More info ] $0.79 $0.76 1 In Stock.
#31	11-13438	NUT, WATER PUMP FASTENING SCREW (2 required per assembly)
		11-13438 - 11-13438 - NUT (.250-28) [ More info ] Unavailable Replaced by 11-8267119
		11-826711 9 - Nut [ More info ] $2.50 7 In Stock.
#32	12-36001	WASHER, WATER PUMP STUD (1 required per assembly)
		12-36001 - Washer - Priced Individually [ More info ] $1.40 10+ In Stock.
		18-4270 - Washer 12-36001 [ More info ] $0.74 $0.48 10+ In Stock.
#33	11-35814	NUT, WATER PUMP STUD (1 required per assembly)
		11-35814 - 11-35814 - NUT (.312-24) Sta [ More info ] Unavailable Replaced by 11-82670911
		11-826709 11 - Nut (5/16-24) [ More info ] $4.80 Available to Order: Usually ships within 10 days.
#34	25-30271	RING, RUBBER DRIVE SHAFT (1 required per assembly)
		25-30271 - Ring - Priced Individually [ More info ] $1.90 10+ In Stock.
		18-7426-9 - O-Ring (PK2) 25-30271 [ More info ] $2.99 3 In Stock.
#35	23-29804	SLEEVE, GUIDE - WATER INLET TUBE (1 required per assembly)
		2329804 [ More info ] $4.99 10+ In Stock.
		23-29804T - Sleeve - Priced Individually [ More info ] $8.70 10+ In Stock.
		18-3109 - Tube 23-29804 [ More info ] $6.09 $5.51 6 In Stock.
#36	37641	SEAL, EXHAUST TUBE (1 required per assembly)
		37641 - 37641 - SEAL [ More info ] Unavailable Replaced by -37641001
		37641001 - Seal - Priced Individually [ More info ] $29.99 2 In Stock.
#37	38051T	PLATE, SUPPORT - EXHAUST TUBE SEAL (1 required per assembly)
		38051T - 38051T - PLATE [ More info ] Unavailable Replaced by -38051
		38051 - PLATE NLA [ More info ] Unavailable
#38	76062A 1	SHAFT ASSEMBLY, SHIFT (1 required per assembly)
		76062A 1 - SHAFT ASSEMBLY NLA [ More info ] Unavailable
#39	53-29641	"E" RING, RETAINING - SHIFT SHAFT (1 required per assembly)
		53-29641 - E Ring - Priced Individually [ More info ] $1.70 6 In Stock.
#40	25-25439	"O" RING, SHIFT SHAFT BUSHING (1 required per assembly)
		25-25439 - O-Ring, Shaft Shaft Bushing [ More info ] $1.90 10+ In Stock.
		18-7420-9 - O-Ring (PK5) 25-21836 [ More info ] $7.99 2 In Stock.
#41	23-77631A 2	BUSHING ASSEMBLY, SHIFT SHAFT (1 required per assembly)
		23-77631A 2 - Bushing Assembly [ More info ] $28.33 2 In Stock.
		18-2155 - Bushing, 23-77631A2 [ More info ] $23.59 $20.25 In Stock
#42	26-76384	OIL SEAL, SHIFT SHAFT HOUSING (1 required per assembly)
		26-76384 - 26-76384 - SEAL Oil [ More info ] Unavailable Replaced by 26-816464
		26-816464 - 26-816464 - SEAL Oil [ More info ] Unavailable Replaced by 26-8164641
		26-8164641 - 26-8164641 - SEAL Q=T [ More info ] Unavailable Replaced by -8M0204708
		26-8M0204708 - SHIFT SHAFT OIL SEAL-O/B [ More info ] $16.30 10+ In Stock.
		18-2054 - Oil Seal Mercury [ More info ] $10.49 $9.69 Available to Order: Usually ships within 10 days.
#43	12-77674	WASHER, RUBBER - SHIFT SHAFT BUSHING (1 required per assembly)
		12-77674 - Washer, Rubber [ More info ] $1.40 Available to Order: Usually ships within 10 days.
		18-2316-9 - Washer, 12-77674, 5PK [ More info ] $5.49 $4.00 2 In Stock.
#44	78036	SPACER, LOWER - REVERSE LOCKING (1 required per assembly) NOT USED WITH POWER TRIM
		78036 - Reverse Locking Base - Priced Individually [ More info ] $6.10 10+ In Stock.
#45	43308	CAM, REVERSE LOCKING (1 required per assembly) NOT USED WITH POWER TRIM
		43308 - 43308 - CAM [ More info ] Unavailable Replaced by -433081
		433081 - 433081 - ->43308T1 [ More info ] Unavailable Replaced by -43308T1
		43308T 1 - Cam [ More info ] $59.50 8 In Stock.
#46	10-79953	SCREW, GREASE FILLER AND VENT HOLE (1 required per assembly)
		10-79953 - 10-79953 - SCREW (.375-16 x [ More info ] Unavailable Replaced by 10-79953A2
		10-79953A2 - 10-79953A2 - ->79953Q2 [ More info ] Unavailable Replaced by -79953Q2
		10-79953Q2 - 10-79953Q2 - ->79953Q04 [ More info ] Unavailable Replaced by -79953Q04
		10-79953Q04 - Screw Kit - Priced Individually [ More info ] $7.20 10+ In Stock.
		18-2244 - Plug Kit, 10-79953A2 [ More info ] $4.99 $4.56 10+ In Stock.
		10-79953K04 - Drain Screw - Priced Individually [ More info ] $7.20 10 In Stock.
#46	22-67892	SCREW, DRAIN (MAGNETIC) (1 required per assembly)
		22-67892 - 22-67892 - SCREW Magnetic [ More info ] Unavailable Replaced by 22-67892A1
		22-67892A1 - 22-67892A1 - ->67892A05 [ More info ] Unavailable Replaced by -67892A05
		22-67892A05 - 22-67892A05 - PLUG KIT Drain (M [ More info ] Unavailable Replaced by 22-67892A06
		22-67892A06 - 22-67892A06 - PLUG KIT Drain - [ More info ] Unavailable Replaced by 22-8M0058389
		22-8M0058389 - Screw Kit - Priced Individually [ More info ] $10.30 8 In Stock.
		18-23751-9 - Drain Screw , Package of 50 [ More info ] $301.84 $301.62 Available to Order: Usually ships within 10 days.
		18-2375 - Plug, 22-67892A1 [ More info ] $6.69 $5.84 10+ In Stock.
#47	12-20260	WASHER, GREASE FILLER AND VENT HOLE SCREW (2 required per assembly)
		12-20260 - 12-20260 - WASHER [ More info ] Unavailable Replaced by 12-19183
		12-19183 - 12-19183 - WASHER Fiber [ More info ] Unavailable Replaced by 12-191832
		12-191832 - 12-191832 - ->191833 [ More info ] Unavailable Replaced by -191833
		12-19183 3 - Seal -Blue - Priced Individually [ More info ] $1.40 1 In Stock.
		18-2945-9 - Gasket 12-19183 2-Pack [ More info ] $2.38 $1.99 10+ In Stock.
		12-19183Q02 - Seals, Pack of 4 (yes this is actually a pack of 4) [ More info ] $6.40 10+ In Stock.
		12-19183K02 - Seal, Pack of 4 [ More info ] $6.40 4 In Stock.