- Brand: Mercury
- Size: 35 40 45 50 60 70 HP
- Color: Gray
- Style: 2 Stroke - 20"
- Condition: Used
- Notes: Resealed
- SKU: 53765 LRU
- Manufacturer Part Number: 9539A5 7406A35 7406A15 6459A11 9539A3 7406A31
- Country of Manufacture: United States
- Motor & Engine Type: Mercury
- Part Type: Motors, Engines & Components
- Other Part Number: 7406A18 6459A5
- Surface Finish: Painted, Gray
- Inventory Number: 53765 LRU
- Website Category: Lower Units
- Website Sub Category: Complete Lower Units
- UPC: N/A
- Shipping: $50.00
Mercury - Lower Unit 20"
Mercury - 20" lower unit for 1981–1997 outboards, 35 40 45 50 60 70 HP. Inspected, serviced, and tested for proper function. Gears are replaced only if bad — good OEM gears are retained.
SPECS
| Driveshaft length: 21″ | |
| Driveshaft splines: 11 | Prop shaft splines: 13 |
Driveshaft length measured from the top of the water pump.
WHAT WE DID
| ❖ Fully resealed ❖ Pressure checked to 12 PSI ❖ New water pump impeller installed | ❖ Driveshaft and prop shaft checked straight ❖ Shifts smoothly through gears |
FITMENT
Mercury
| Years | 1981–1997 |
| Shaft | 20" |
| Horsepower | 35 40 45 50 60 70 HP |
Verify by model and serial number before purchase to confirm this is the correct unit for your application.
Backed by Southcentral Outboards. Warranty validated by core return — we provide the shipping label. Failures during normal use within the warranty period will be repaired or replaced.
DISCLAIMER
Listing info accurate to the best of our knowledge but not guaranteed. Fitment is the buyer’s responsibility — verify by model and serial before purchase.
SOUTHCENTRAL OUTBOARDS · ALTAMONT, IL
