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90-218-AS - SE218 Lower Unit Mercury 3.0L, 1.75 to 1, Stub Shaft, Counter Rotation

SEI Marine 90-218-AS - SE218 Lower Unit Mercury 3.0L, 1.75 to 1, Stub Shaft, Counter RotationSEI Marine 90-218-AS - SE218 Lower Unit Mercury 3.0L, 1.75 to 1, Stub Shaft, Counter Rotation

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$1,395.00

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SPEEDY DELIVERY
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FULL WARRANTY

Part Number
90-218-AS

Manufacturer
SEI Marine

See Recommended Installation Components below.

90-218-AS - SE218 Lower Unit Mercury 3.0L, 1.75 to 1, Stub Shaft, Counter Rotation

  • Part Number : 90-218-AS
  • Rotation : LH
  • Gear Ratio : 1.75:1
  • Gear Tooth Count : 12/21
  • Shaft Length : 20", 25" or 30"
  • Driveshaft Spline Count : 8 or 13

OE#: 822442A53

If you have an 8 Spline drive shaft you will need to buy the stub shaft unit and purchase an upper driveshaft separately:

The SEI 216 gear cases are supplied with the correct water tube coupling for units with a serial number of OG438000 and higher. If your unit has a lower serial number, you will need to use your old water coupling or purchase the correct part (SEI part number 96-116-12K).

IMPORTANT NOTE: See additional image above for driveshaft length measurement procedure.

Warranty (PDF)
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SEI Marine 90-218-as - Se218 Lower Unit Mercury 3.0l, 1.75 To 1, Stub Shaft, Counter Rotation is equivalent to parts:

  • 857113T2 Mercury Marine
  • 1623857113T 2 Mercury Marine
SEI Gearcases & Complete Outdrives
SEI Complete Trim & Tilt Units
SEI is the largest manufacturer of aftermarket sterndrives and outboard lower units in the world. Every SEI complete gearcase and outdrive carries a 3-Year No-Fault Warranty. SEI also manufactures complete tilt and trim uints as well as shafting and other individual parts. Their subsidiary company API Marine manfuactures a quality line of aftermarket outboard starter and trim motors.

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