| Customization: | Available |
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| After-sales Service: | Yes |
| Warranty: | 1 Year |
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688-45311-06-4D Lower Casing for YAMAHA 50/60/75/85HP 2 Stroke Outboard Engine Parts Japan Quality Boat Motor Accessories Marine Hardware
High-Quality Material
Constructed from corrosion-resistant aluminum alloys to withstand harsh saltwater environments and ensure long-term durability.
Efficient Water Flow Design
Engineered for optimal hydrodynamics, providing smooth water flow and improving overall engine cooling efficiency.
Precision Manufacturing
Built to exact specifications to ensure a perfect fit and seamless integration with the outboard engine system.
Robust Structural Integrity
Designed to endure high stress and impact, offering stability and reliability during high-speed marine operations.
Easy Maintenance
Simple to disassemble and reassemble, facilitating quick repairs and routine maintenance to minimize downtime.
Compatibility with Popular Brands
Suitable for a range of outboard engines, including Yamaha, Suzuki, and Mercury models, offering versatility and broader application.
YAMAHA Lower Casing
50/60/75/85 HP 2 Stroke
Order number
Yamaha OEM: 688-45311-06-4D
| No. | Part Name | Part Number |
| 1 | Lower Unit Assembly | 692-45300-14-4D |
| 2 | Lower Unit Assy | 692-45300-16-8D |
| 3 | Casing, Lower | 688-45311-06-4D |
| 4 | Lower Casing Set | 6H1-W4530-12-8D |
| 5 | Bearing | 93315-325V1-00 |
| 6 | Sleeve, Drive Shaft | 688-45536-01-00 |
| 7 | Shim (T: 0.10mm) | 688-45587-01-10 |
| 8 | Shim (T: 0.12mm) | 688-45587-01-12 |
| 9 | Shim (T: 0.15mm) | 688-45587-01-15 |
| 10 | Shim (T: 0.18mm) | 688-45587-01-18 |
| 11 | Shim (T: 0.30mm) | 688-45587-01-30 |
| 12 | Shim (T: 0.40mm) | 688-45587-01-40 |
| 13 | Shim (T: 0.50mm) | 688-45587-01-50 |
| 14 | Bearing | 93332-000U3-00 |
| 15 | Shim (T: 0.10mm) | 688-45567-01-10 |
| 16 | Shim (T: 0.12mm) | 688-45567-01-12 |
| 17 | Shim (T: 0.15mm) | 688-45567-01-15 |
| 18 | Shim (T: 0.18mm) | 688-45567-01-18 |
| 19 | Shim (T: 0.30mm) | 688-45567-01-30 |
| 20 | Shim (T: 0.40mm) | 688-45567-01-40 |
| 21 | Shim (T: 0.50mm) | 688-45567-01-50 |
| 22 | Bearing | 93332-000W7-00 |
| 23 | Plug, Straight Screw | 903-4008M-04-00 |
| 24 | Plug, Drain | 688-45341-00-00 |
| 25 | Gasket | 904-30080-20-00 |
| 26 | Cover, Water Inlet 1 | 6H1-45214-00-00 |
| 27 | Cover, Water Inlet 2 | 6H1-45215-00-00 |
| 28 | Screw, Countersunk(692) | 90151-05M00-00 |
| 29 | Nut, Nylon | 901-85050-02-00 |
| 30 | Plate | 688-45321-00-00 |
| 31 | O-Ring | 932-10490-46-00 |
| 32 | Oil Seal | 931-06090-14-00 |
| 33 | Bolt | 97095-06016-00 |
| 34 | Washer, Plate | 929-95066-00-00 |
| 35 | Housing, Water Pump | 688-44311-01-00 |
| 36 | Insert, Cartridge | 688-44322-41-00 |
| 37 | Insert, Cartridge | 688-44321-41-00 |
| 38 | Gasket, Water Pump | 688-44315-A0-00 |
| 39 | Impeller | 688-44352-03-00 |
| 40 | Key, Woodruff | 902-8004M-04-00 |
| 41 | Housing, Water Pump | 688-44341-01-94 |
| 42 | Oil Seal | 931-0125M-03-00 |
| 43 | O-Ring | 932-10460-44-00 |
| 44 | Gasket, Water Pump | 688-44316-A0-00 |
| 45 | Outer Plate, Cartridge | 688-44323-40-00 |
| 46 | Gasket, Cartridge | 688-44324-A0-00 |
| 47 | Pin, Dowel | 93604-10M03-00 |
| 48 | Bolt, With Washer | 90119-08M16-00 |
| 49 | Bolt, With Washer | 90119-08M13-00 |
| 50 | Drive Shaft Comp | 688-45501-11-00 |
| 51 | Pinion (13T) | 688-45551-01-00 |
| 52 | Nut | 90170-16M01-00 |
| 53 | Gear 1 (26T) | 688-45560-00-00 |
| 54 | Shaft, Propeller | 688-45611-00-00 |
| 55 | Spring, Compression | 90501-16233-00 |
| 56 | Slide, Shift | 688-45634-00-00 |
| 57 | Clutch, Dog | 688-45631-01-00 |
| 58 | Pin, Straight | 90250-07M02-00 |
| 59 | Ring, Cross Pin | 688-45633-00-00 |
| 60 | Plunger, Shift | 688-45635-00-00 |
| 61 | Gear 2 (26T) | 688-45571-01-00 |
| 62 | Housing, Bearing | 688-45331-00-94 |
| 63 | Housing, Bearing | 688-45331-00-CA |
| 64 | Bearing | 933-06207-U0-00 |
| 65 | Shim (T: 0.10mm) | 688-45577-01-10 |
| 66 | Shim (T: 0.12mm) | 688-45577-01-12 |
| 67 | Shim (T: 0.15mm) | 688-45577-01-15 |
| 68 | Shim (T: 0.18mm) | 688-45577-01-18 |
| 69 | Shim (T: 0.30mm) | 688-45577-01-30 |
| 70 | Shim (T: 0.40mm) | 688-45577-01-40 |
| 71 | Shim (T: 0.50mm) | 688-45577-01-50 |
| 72 | Washer, Thrust 2 | 688-45576-00-00 |
| 73 | O-Ring | 932-1085M-97-00 |
| 74 | Bearing | 93317-325U0-00 |
| 75 | Oil Seal | 931-0125M-03-00 |
| 76 | Washer, Claw | 688-45383-02-00 |
| 77 | Nut | 688-45384-02-00 |
| 78 | Key, Straight | 902-82040-10-00 |
| 79 | Cam, Shift | 663-44151-00-00 |
| 80 | Rod, Shift | 663-44144-01-00 |
| 81 | Circlip | 93430-08006-00 |
| 82 | Circlip | 99001-08600-00 |
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