Parts for Mariner 18XD HP Gear Housing (Driver Shaft)

Revise Search: All Models > 18XD HP > 6443973 - 0B238463 (USA) > Gear Housing (Driver Shaft)

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• View diagram and parts list below.
Each product listed is an OEM or aftermarket equivalent part. [ Example ]

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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 ]

#-	1665-8669A11	GEAR HOUSING (SHORT) MERCURY (1 required per assembly)
		1665-8669A11 - 1665-8669A11 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669A13
		1665-8669A13 - 1665-8669A13 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669T13
		1665-8669T13 - GEAR HSG. SH-BLK O NLA [ More info ] Unavailable
#-	1665-8669A12	GEAR HOUSNIG (LONG) MERCURY (1 required per assembly)
		1665-8669A12 - 1665-8669A12 - GEAR HOUSNIG O [ More info ] Unavailable Replaced by 1665-8669A14
		1665-8669A14 - 1665-8669A14 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669T14
		1665-8669T14 - GC 20/25 2S LG O NLA [ More info ] Unavailable
#-	8669A 7	GEAR HOUSING (SHORT) MARINER (1 required per assembly)
		1665-8669A 7 - 1665-8669A 7 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669A15
		1665-8669A15 - 1665-8669A15 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669T15
		1665-8669T15 - 1665-8669T15 - GEAR HSG COMP O [ More info ] Unavailable Replaced by 1665-8669T13
#-	1665-8669A 9	GEAR HOUSING (LONG) MARINER (1 required per assembly)
		1665-8669A 9 - 1665-8669A 9 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669A16
		1665-8669A16 - 1665-8669A16 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669T16
		1665-8669T16 - ORD 1665-8669T14 O NLA [ More info ] Unavailable
#1	1665-8669A10	GEAR HOUSING ASSEMBLY MERCURY
		1665-8669A10 - Gear Housing [ More info ] $280.35 1 in stock.
		1665-8669A21 - 1665-8669A21 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1600-8M0083538
		16008M0083538 - Gearcase Basic 25 2S [ More info ] $584.00 Available to order: Usually ships within 8 days.
#1	1665-8669A 8	GEAR HOUSING ASSEMBLY MARINER (1 required per assembly)
		1665-8669A 8 - 1665-8669A 8 - GEAR HOUSING ASSE O [ More info ] Unavailable Replaced by 1665-8669A22
		1665-8669A22 - GEAR HOUSING ASSE O NLA [ More info ] Unavailable
#2	35-41134	SCREEN, WATER INLEY - STARBOARD (1 required per assembly)
		35-41134 - Screen [ More info ] $4.80 9 in stock.
#2	35-4133	SCREEN, WATER INLET - PORT (1 required per assembly)
		1396-4133 - NLA O NLA [ More info ] Unavailable
#3	10-40031112	SCREW, SCREEN TO GEAR HOUSING (40MM) (1 required per assembly)
		10-40031112 - Screw - Priced Individually [ More info ] $2.20 10+ in stock.
#4	11-40026 3	NUT, SCREEEN SCREW (1 required per assembly)
		11-40026 3 - NUT (M5) O NLA [ More info ] Unavailable
#5	31-41326	ROLLER BEARING, UPPER (1 required per assembly)
		31-41326 - Bearing [ More info ] $17.20 $14.73 3 in stock.
#6	26-99325	SEAL,GEAR HOUSING (2 required per assembly)
		26-99325 - Seal [ More info ] $13.70 4 in stock.
		18-0586 - Seal, 26-99325 [ More info ] $12.49 $9.73 8 in stock.
#7	17-85500	DOWEL PIN, GEAR HOUSING (2 required per assembly)
		17-85500 - Pin -Dowel [ More info ] $3.00 10+ in stock.
		178M0084726 - Pin - Dowel [ More info ] $3.60 Available to order: Usually ships within 8 days.
#8	31-98294A 1	ROLLER BEARING ASSEMBLY (1 required per assembly)
		31-98294A 1 - Bearing Kit [ More info ] $28.09 10+ in stock.
#9	43-98302	PINION GEAR (1 required per assembly)
		43-98302 - Pinion Gear [ More info ] $123.50 2 in stock.
#10	10-49908	SCREW, PINION GEAR (1 required per assembly)
		10-49908 - Screw - Priced Individually [ More info ] $2.00 10+ in stock.
#11	45-99199	DRIVE SHAFT (SHORT SHAFT) (1 required per assembly)
		45-99199 - Drive Shaft [ More info ] $416.67 Available to order: Usually ships within 8 days.
#11	45-99198	DRIVE SHAFT (LONG SHAFT) (1 required per assembly)
		45-99198 - Drive Shaft [ More info ] $332.83 Available to order: Usually ships within 8 days.
#13	22-67892	SCREW, DRAIN - MAGNETIC (1 required per assembly)
		22-67892 - 22-67892 - SCREW Magnetic O [ More info ] Unavailable Replaced by 22-67892A 1
		22-67892A 1 - 22-67892A 1 - FITTING KIT Magne O [ More info ] Unavailable Replaced by 22-67892A05
		22-67892A05 - 22-67892A05 - PLUG KIT Drain (M O [ More info ] Unavailable Replaced by 22-67892A06
		22-67892A06 - 22-67892A06 - PLUG KIT Drain - O [ More info ] Unavailable Replaced by 22-8M0058389
		22-8M0058389 - Screw Kit - Priced Individually [ More info ] $6.33 10+ in stock.
		18-23751-9 - Drain Screw , Package of 50 - Special Order - No Returns [ More info ] $400.33 $284.06 Available to order: Usually ships within 8 days.
		18-2375 - Plug, 22-67892A1 [ More info ] $6.99 $4.59 10+ in stock.
#14	10-79953	SCREW, GREASE FILLER (1 required per assembly)
		10-79953 - Drain Screw ONLY, Priced Individually [ More info ] $2.00 1 in stock.
		10-79953A 2 - 10-79953A 2 - SCREW KIT (.375-1 O [ More info ] Unavailable Replaced by 10-79953Q 2
		10-79953Q 2 - 10-79953Q 2 - SCREW KIT (.375-1 O [ More info ] Unavailable Replaced by 10-79953Q04
		10-79953Q04 - Screw Kit - Priced Individually [ More info ] $5.80 10+ in stock.
		18-2244 - Plug Kit, 10-79953A2 [ More info ] $2.99 $2.07 10+ in stock.
		10-79953K04 - Drain Screw - Priced Individually [ More info ] $5.80 3 in stock.
#15	12-20260	WASHER, DRAIN AND FILLER SCREW (2 required per assembly)
		12-20260 - 12-20260 - WASHER O [ More info ] Unavailable Replaced by 12-19183
		12-19183 - 12-19183 - WASHER Fiber O [ More info ] Unavailable Replaced by 12-19183 2
		12-19183 2 - 12-19183 2 - WASHER O [ More info ] Unavailable Replaced by 12-19183 3
		12-19183 3 - Seal -Blue - Priced Individually [ More info ] $1.00 10+ in stock.
		18-2945-9 - Gasket 12-19183 2-Pack [ More info ] $2.78 $1.52 10+ in stock.
		12-19183Q02 - Seals, Pack of 4 (yes this is actually a pack of 4) [ More info ] $5.10 10+ in stock.
		12-19183K02 - Seal, Pack of 4 [ More info ] $5.10 10+ in stock.
#16	85562A 1	CAM ASSEMBLY, SHIFT (1 required per assembly)
		85562A 1 - CAM ASSEMBLY O NLA [ More info ] Unavailable
#17	17-85096	DRIVE PIN, SHIFT CAM (1 required per assembly)
		17-85096 - Pin - Drive [ More info ] $3.70 Available to order: Usually ships within 8 days.
#18	17-85593	ROLL PIN, SHIFT SHAFT (1 required per assembly)
		17-85593 - Pin (.078 x .437) [ More info ] $3.00 Available to order: Usually ships within 8 days.
#19	12-29245	WASHER, SHIFT SHAFT (2 required per assembly)
		12-29245 - Washer [ More info ] $0.90 10+ in stock.
		18-4275 - SS Washer [ More info ] $1.99 $1.46 4 in stock.
#20	24-93007	SPRING, SHIFT SHAFT (1 required per assembly)
		24-93007 - Spring [ More info ] $3.40 Available to order: Usually ships within 8 days.
#21	12-85091	WASHER, SHIFT SHAFT (1 required per assembly)
		12-85091 - Washer - Priced Individually [ More info ] $2.60 Available to order: Usually ships within 8 days.
#22	25-85594	"O" RING, SHIRT SHAFT (1 required per assembly)
		25-85594 - O-Ring - Priced Individually [ More info ] $1.30 10+ in stock.
		18-7100-9 - O-Ring (PK5) 301877 [ More info ] $9.95 $7.10 8 in stock.
#23	25-35276	"O" RING, SHIFT SHAFT RETAINER (1 required per assembly)
		25-35276 - O-Ring [ More info ] $1.60 Available to order: Usually ships within 8 days.
		18-7135 - O-Ring 25-35276 [ More info ] $2.49 $1.41 Available to order: Usually ships within 8 days.
#24	93878	RETAINER, SHIFT SHAFT (1 required per assembly)
		93878 - Shift Retainer [ More info ] $9.60 Available to order: Usually ships within 8 days.
#25	85552	BOOT, SHIFT SHAFT (1 required per assembly)
		85552 - 85552 - BOOT O [ More info ] Unavailable Replaced by -85552001
		85552001 - Boot [ More info ] $3.60 Available to order: Usually ships within 8 days.
		18-2742 - Boot [ More info ] $3.94 $2.93 2 in stock.
#26	85126	SHIFT SHAFT (SHORT SHAFT) (1 required per assembly)
		85126 - Shift Shaft, NLA [ More info ] $60.00 10+ in stock.
#26	86293	SHIFT SHAFT (LONG SHAFT) (1 required per assembly)
		86293 - Shift Shaft - Long, NLA [ More info ] $60.00 10+ in stock.
#27	27-99326	GASKET,WATER PUMP (1 required per assembly)
		27-99326 - 27-99326 - GASKET O [ More info ] Unavailable Replaced by 27-99326 1
		27-99326 1 - Gasket [ More info ] $1.50 4 in stock.
#28	85083	FACE PLATE (1 required per assembly)
		85083 - Face Plate [ More info ] $10.40 Available to order: Usually ships within 8 days.
#29	12-86645	WASHER, IMPELLER (2 required per assembly)
		12-86645 - 12-86645 - WASHER O [ More info ] Unavailable Replaced by 12-8M0027721
		12-8M0027721 - Washer [ More info ] $1.00 9 in stock.
		18-2560-9 - Gasket 12-866451 2-Pack [ More info ] $8.98 $5.17 7 in stock.
#30	28-85119	KEY, IMPELLER DRIVE (1 required per assembly)
		28-85119 - 28-85119 - KEY O [ More info ] Unavailable Replaced by 28-8M0032838
		28-8M0032838 - Key - Priced Individually [ More info ] $2.60 10+ in stock.
#31	47-85089 1	IMPELLER (1 required per assembly)
		47-85089 1 - 47-85089 1 - IMPELLER O [ More info ] Unavailable Replaced by 47-8M0027792
		47-8M0027792 - 47-8M0027792 - IMPELLER O [ More info ] Unavailable Replaced by 47-85089 3
		47-85089 3 - 47-85089 3 - IMPELLER O [ More info ] Unavailable Replaced by 47-85089 10
		47-85089 10 - Impeller [ More info ] $22.33 10+ in stock.
		18-3057 - Impeller 47-85089-3 [ More info ] $19.99 $13.58 10+ in stock.
#31	47-85089 20	IMPELLER (COLD WATER) (OPT required per assembly)
		47-85089 20 - 47-85089 20 - IMPELLER O [ More info ] Unavailable Replaced by 47-85089 3
#32	25-69202	"O" RIND, WATER PUMP (1 required per assembly)
		25-69202 - O-Ring - Priced Individually [ More info ] $2.90 10+ in stock.
		18-7419-9 - O-Ring (PK5) 25-69202 [ More info ] $14.93 $11.03 Available to order: Usually ships within 8 days.
#33	46-99157A 1	WATER PUMP ASSEMBLY (1 required per assembly)
		46-99157A 1 - 46-99157A 1 - PUMP ASSEMBLY Wat O [ More info ] Unavailable Replaced by 46-99157A02
		46-99157A02 - Water Pump Housing [ More info ] $58.80 $50.35 In stock
#34	10-40003 5	SCREW, WATER PUMP TO GEAR HOUSING (16MM) (4 required per assembly)
		10-40003 5 - Screw, NLA [ More info ] $1.60 10+ in stock.
#35	12-89302	WASHER, WATER PUMP SCEW (4 required per assembly)
		12-89302 - Washer - Priced Individually [ More info ] $1.40 10+ in stock.
#36	23-85095	BUSHING, WATER PUMP SCREW (4 required per assembly)
		23-85095 - Bushing - Priced Individually [ More info ] $1.90 1 in stock.
#37	26-85090	SEAL, WATER TUBE (1 required per assembly)
		26-85090 - Seal - Priced Individually [ More info ] $2.50 10+ in stock.
		26-85090001 - Seal - Priced Individually [ More info ] $4.70 10+ in stock.
#38	25-86203	RING, DRIVE SHAFT - RUBBER (1 required per assembly)
		25-86203 - O-Ring - Priced Individually [ More info ] $1.10 Available to order: Usually ships within 8 days.
#38A	25-99691	O RING (1 required per assembly)
		25-99691 - O-Ring - Priced Individually [ More info ] $1.90 10+ in stock.
#-	46-99157A 2	WATER PUMP REPAIR KIT
		46-99157A 2 - 46-99157A 2 - REPAIR KIT Water O [ More info ] Unavailable Replaced by 46-99157T 2
		46-99157T 2 - Water Pump Kit [ More info ] $84.24 6 in stock.
#-	26-85090A 2	SEAL KIT
		26-85090A 2 - Seal Kit [ More info ] $88.70 $75.95 2 in stock.
		18-2624 - Seal Kit, 26-85090A2 [ More info ] $73.99 $58.12 10+ in stock.
#-	27-41499A87	GASKET SET
		27-41499A87 - 27-41499A87 - GASKET SET O [ More info ] Unavailable Replaced by 27-41499A88
		27-41499A88 - Gasket Set [ More info ] $121.70 $104.20 Available to order: Usually ships within 8 days.
		18-4334 - Powerhead Gasket Set [ More info ] $109.49 $88.58 1 in stock.