MERCURY 78172A1 Bearing Assy | PalmerPower
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MERCURY 78172A 1 Bearing Assembly, Tapered Roller

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$100.58
SKU:
78172A1
Schematic Object Key:
55

MERCURY 78172A 1 Bearing Assembly, Tapered Roller

$100.58

Disclaimer: Please note that the items featured in the image (schematic diagram) are not sold as a bundled set. To facilitate your search, kindly refer to the schematic object key provided below in order to locate a specific item within the image.

MERCURY 78172A 1 Bearing Assembly, Tapered Roller

Schematic Object Key : 55

Product Description : MERCURY 78172A 1 Bearing Assembly, Tapered Roller

Product Category : V-200 (2.5L) 1991 ONLY/ 0C291520 THRU 0D081999/Gear Housing(Prop-Standard Rotation135\150\175\20; Alpha_Brands/SHOP BY BRANDS/Mercury

Disclaimer: Each item listed in the table below is available for individual purchase and is not sold as part of a package or set.

Other Components:

Key Name Part No.
- GEAR HOUSING (LONG) (BLACK) 9148T81
- GEAR HOUSING (X-LONG)(BLACK) 9148T82
- GEAR HOUSING (LONG)(GRAY) 9148T87
- GEAR HOUSING (X-LONG) (GRAY) 9148T88
- GEAR HOUSING (LONG)(BLACK) 9148T84
- GEAR HOUSING (X-LONG)(BLACK) 9148T85
- GEAR HOUSING (LONG)(GRAY) 9148T84
- GEAR HOUSING (X-LONG)(GRAY) 9148T91
1 GEAR HOUSING ASSEMBLY (BLACK)(BASIC) 9148T47
1 GEAR HOUSING ASSEMBLY (GRAY) (BASIC) 9148T47
48 SHIFT CAM 789562
49 FOLLOWER, CAM 89594A 1
50 ROD, CLUTCH ACTUATOR 79911A1
51 SPRING, COMPRESSION 79910
52 WASHER, COMPRESSION SPRING 78910
53 PIN, SPRING LOCATOR 8M0084245
54 SHIM SET, BEARING OUTER RACE (.002-3-5-10) 47397A 1
55 BEARING ASSEMBLY, Tapered Roller 78172A 1
56 FORWARD GEAR ASSEMBLY 44102A 2
56 FORWARD GEAR ASSEMBLY 44104T2
57 ROLLER BEARING (5/8") 73363T
57 ROLLER BEARING (1") 54928 1
58 RATCHET, SLIDING CLUTCH 823174T
59 PIN, Cross, RATCHET TO PROPELLER SHAFT 8M0084243
60 PIN, Detent, RATCHET 78909
61 SPRING, RETAINING-CROSS PIN 78962
62 PROPELLER SHAFT 94148
63 NOT SOLD SEPARATE, Reverse Gear (Part of 43-44102A2 or 43-44104A2) NSS
64 RING, Thrust, BEARING CARRIER 68100 1
65 BEARING, BALL - REVERSE GEAR 88957T
66 O-RING, BEARING CARRIER 31534
67 BEARING CARRIER ASSEMBLY 43567T1
68 ROLLER BEARING, BEARING CARRIER 30956T
69 SEAL, BEARING CARRIER 76868
70 KEY, LOCATING - BEARING CARRIER 30281
71 TAB WASHER, GEAR HOUSING COVER 79447
72 RETAINER, GEAR HOUSING 8M2011027
73 TRIM TAB ASSEMBLY, GEAR HOUSING 31640Q4
74 SCREW, (.437-14 x 1.75), TRIM TAB TO GEAR HOUSING 66024
75 FILLER BLOCK 8M0039169
76 NUT, (.437-20) 34933
77 SCREW, (.375-16 x 1.00) 65210
77 SCREW, (.375-16 X 6.00) 74727
78 THRUST HUB 835467Q01
79 WASHER, Splined 31211Q03
80 TAB WASHER 816629Q
81 NUT, Propeller 52707Q1
82 LOCKWASHER, Toothed 42351 1
83 WASHER, (.453 x .812 x .105) 45176
- SEAL KIT 89238A 2
- GASKET SET 815791A92
- GASKET SET 815791A92
- GASKET SET 815791A92
- GEAR HOUSING (LONG) (BLACK) 9148T81
- GEAR HOUSING (X-LONG)(BLACK) 9148T82
- GEAR HOUSING (LONG)(GRAY) 9148T87
- GEAR HOUSING (X-LONG) (GRAY) 9148T88
- GEAR HOUSING (LONG)(BLACK) 9148T84
- GEAR HOUSING (X-LONG)(BLACK) 9148T85
- GEAR HOUSING (LONG)(GRAY) 9148T84
- GEAR HOUSING (X-LONG)(GRAY) 9148T91
1 GEAR HOUSING ASSEMBLY (BLACK)(BASIC) 9148T47
1 GEAR HOUSING ASSEMBLY (GRAY) (BASIC) 9148T47
48 SHIFT CAM 789562
49 FOLLOWER, CAM 89594A 1
50 ROD, CLUTCH ACTUATOR 79911A1
51 SPRING, COMPRESSION 79910
52 WASHER, COMPRESSION SPRING 78910
53 PIN, SPRING LOCATOR 8M0084245
54 SHIM SET, BEARING OUTER RACE (.002-3-5-10) 47397A 1
55 BEARING ASSEMBLY, Tapered Roller 78172A 1
56 FORWARD GEAR ASSEMBLY 44102A 2
56 FORWARD GEAR ASSEMBLY 44104T2
57 ROLLER BEARING (5/8") 73363T
57 ROLLER BEARING (1") 54928 1
58 RATCHET, SLIDING CLUTCH 823174T
59 PIN, Cross, RATCHET TO PROPELLER SHAFT 8M0084243
60 PIN, Detent, RATCHET 78909
61 SPRING, RETAINING-CROSS PIN 78962
62 PROPELLER SHAFT 94148
63 NOT SOLD SEPARATE, Reverse Gear (Part of 43-44102A2 or 43-44104A2) NSS
64 RING, Thrust, BEARING CARRIER 68100 1
65 BEARING, BALL - REVERSE GEAR 88957T
66 O-RING, BEARING CARRIER 31534
67 BEARING CARRIER ASSEMBLY 43567T1
68 ROLLER BEARING, BEARING CARRIER 30956T
69 SEAL, BEARING CARRIER 76868
70 KEY, LOCATING - BEARING CARRIER 30281
71 TAB WASHER, GEAR HOUSING COVER 79447
72 RETAINER, GEAR HOUSING 8M2011027
73 TRIM TAB ASSEMBLY, GEAR HOUSING 31640Q4
74 SCREW, (.437-14 x 1.75), TRIM TAB TO GEAR HOUSING 66024
75 FILLER BLOCK 8M0039169
76 NUT, (.437-20) 34933
77 SCREW, (.375-16 x 1.00) 65210
77 SCREW, (.375-16 X 6.00) 74727
78 THRUST HUB 835467Q01
79 WASHER, Splined 31211Q03
80 TAB WASHER 816629Q
81 NUT, Propeller 52707Q1
82 LOCKWASHER, Toothed 42351 1
83 WASHER, (.453 x .812 x .105) 45176
- SEAL KIT 89238A 2
- GASKET SET 815791A92
- GASKET SET 815791A92
- GASKET SET 815791A92



Quick Overview

BEARING ASSY 31

SKU : 78172A1

PRE: MER

BRAND: MERCURY

COMPANY: Mercury/MerCruiser/Mariner/Force

UPC: 745061179165

Returns Policy

All returns must be authorized. Items returned prior authorization will not be accepted.

Defective new equipment may be returned for warranty repair/exchange to us within five (5) days of the shipment receipt date.  After five (5) days, returns will be handled by direct contact and in accordance with the warranty terms of the item's manufacturer.  Items that have malfunctioned due to mishandling, electrical overload, etc., will be subject to a repair charge. 

Non-Defective new equipment will be authorized for return within five (5) days of the shipment receipt date if the equipment is still in new, re-sellable condition with the original manual(s), accessories, packing material and carton. We reserve the right to reject returns in which there is no original packaging, missing accessories, damage or visible signs of usage of the item.  A restocking fee of up to 25% of purchase price may apply.  Special orders and dangerous goods are non-returnable.

**There's a 20% Restocking Fee on All Returned Palmgren Products in Original Packaging

To get your RMA, simply call (800) 364-4637 for a return authorization number or email sales@palmerpower.com .

(Do not write anything on the manufacturer's original package or use as a shipping carton. Include all accessories, manuals and warranties.) Please include a copy of the packing list or invoice with a reason for the return. Your return authorization number is valid for thirty days.

To check the status of your return, please email us at sales@palmerpower.com. Please be sure to include your RMA number. For more information please check our FAQ page.

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Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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We will service your boat whether you bought it from us or not. Our award-winning boat service department has a full-time staff of seasoned, factory-certified technicians dedicated to ensuring that your boat runs well for years to come. Our team is trained to correctly diagnose issues, advise you of any developing problems, and address any unique service issues your boat may require. Whether you need complex engine work and repairs, canvas and upholstery, boat tune Up, electronics installation or repair, or boat detailing, our technicians will work quickly to keep you out of the shop and on the water. Not only does our service department provide the highest quality service, we also have a large parts department for the do-it-yourself types. Ask about our inventory of parts and aftermarket additions to make your own repairs or upgrades.

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  • How do I Return items?

    All returns must be authorized. Items returned prior authorization will not be accepted. International customers must ship any returns to us freight and duty prepaid. Return freight charges for International shipments will be the responsibility of the customer.

    Defective new equipment may be returned for warranty repair/exchange to us within five (5) days of the shipment receipt date. After five (5) days, returns will be handled by direct contact and in accordance with the warranty terms of the item's manufacturer. Items that have malfunctioned due to mishandling, electrical overload, etc., will be subject to a repair charge.

    Non-Defective new equipment will be authorized for return within five (5) days of the shipment receipt date if the equipment is still in new, re-sellable condition with the original manual(s), accessories, packing material and carton. We reserve the right to reject returns in which there is no original packaging, missing accessories, damage or visible signs of usage of the item. A restocking fee of up to 25% of purchase price may apply. Special orders and dangerous goods are non-returnable.

    (Do not write anything on the manufacturer's original package or use as a shipping carton. Include all accessories, manuals and warranties.) Please include a copy of the packing list or invoice with a reason for the return. Your return authorization number is valid for thirty days.

  • What payment options do I have?

    Palmer Power accepts a variety of payment options for your convenience. For prepayment, we accept all major credit cards (Visa, MasterCard, Discover and American Express), Purchase Orders, and international wire transfers. We also offer credit terms to existing customers.

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