Star Spangled Savings • Up to 71% off season essentials and up to 34% off OEM products!
Star Spangled Savings • Up to 71% off!

Contact Our Parts Experts: 1-888-625-5460

1-239-238-1931

Hablamos Español
Shop by Engine

Mercury Outboard Lower Units

(297 products)
View as
  • Mercury - Gearcase Assembly Complete - Fits Mercury 150 HP 4-Cylinder, 4-Stroke Outboards - 1600-8M0099218

    Mercury

    Mercury - Gearcase Assembly Complete - Fits Mercury 150 HP 4-Cylinder, 4-Stroke Outboards - 1600-8M0099218

    $4,009.36 $4,321.43
    Learn More
  • Mercury - Gearcase Assembly Complete - 25 Inch Shaft - Fits Mercury 150 HP 4-Cylinder, 4-Stroke Outboards - 1600-8M0099221

    Mercury

    Mercury - Gearcase Assembly Complete - 25 Inch Shaft - Fits Mercury 150 HP 4-Cylinder, 4-Stroke Outboards - 1600-8M0099221

    $4,009.36 $4,321.43
    Learn More
  • Mercury - G/c long - 1600-8M0088072

    Mercury

    Mercury - G/c long - 1600-8M0088072

    $2,813.02 $3,028.57
    Learn More
  • Mercury - Gearcase - cxl - 1600-8M0117249

    Mercury

    Mercury - Gearcase - cxl - 1600-8M0117249

    $8,671.87 $9,342.86
    Learn More
  • Mercury - Gearcase Assembly Complete - 25 Inch Shaft - Fits Mercury 135, 150, 175, 200 HP L4 Verado - 1600-880686T24

    Mercury

    Mercury - Gearcase Assembly Complete - 25 Inch Shaft - Fits Mercury 135, 150, 175, 200 HP L4 Verado - 1600-880686T24

    $7,229.79
    Learn More
  • Mercury - Gearcase Assembly Complete - 25 Inch Driveshaft - Fits 6 Cylinder Verado with 4.80 Inch Torpedo Diameter - 1600-880686T14

    Mercury

    Mercury - Gearcase Assembly Complete - 25 Inch Driveshaft - Fits 6 Cylinder Verado with 4.80 Inch Torpedo Diameter - 1600-880686T14

    $7,229.79 $7,792.86
    Learn More
  • Mercury - G/c cxl - 1600-8M0107156

    Mercury

    Mercury - G/c cxl - 1600-8M0107156

    $4,009.36 $4,321.43
    Learn More
  • Mercury - G/c long ct - 1600-8M0088073

    Mercury

    Mercury - G/c long ct - 1600-8M0088073

    $4,009.36 $4,321.43
    Learn More
  • Mercury - Gc 75-115 4s lg - 1600-888845T06

    Mercury

    Mercury - Gc 75-115 4s lg - 1600-888845T06

    $2,813.02 $3,028.57
    Learn More
  • Mercury - Gearcase - xxl - 1600-8M0117247

    Mercury

    Mercury - Gearcase - xxl - 1600-8M0117247

    $8,057.53 $8,685.71
    Learn More
  • Mercury - Gearcase - xl - 1600-8M0117246

    Mercury

    Mercury - Gearcase - xl - 1600-8M0117246

    $8,057.53 $8,685.71
    Learn More
  • Mercury - Gearcase - xl - 1600-8M0117241

    Mercury

    Mercury - Gearcase - xl - 1600-8M0117241

    $8,057.53 $8,685.71
    Learn More
  • Mercury - Gearcase - cl - 1600-8M0117248

    Mercury

    Mercury - Gearcase - cl - 1600-8M0117248

    $9,939.34
    Learn More
  • Mercury - Gearcase - cxxl - 1600-8M0117250

    Mercury

    Mercury - Gearcase - cxxl - 1600-8M0117250

    $8,671.87 $9,342.86
    Learn More
  • Mercury - Gearcase-basic - 1600-8M0091538

    Mercury

    Mercury - Gearcase-basic - 1600-8M0091538

    $1,551.37 $1,713.57
    Learn More
  • Mercury - Gearcase Assembly Complete - 30 Inch Driveshaft - Fits 6 Cylinder Verado with 4.80 Inch Torpedo Diameter - 1600-880686T16

    Mercury

    Mercury - Gearcase Assembly Complete - 30 Inch Driveshaft - Fits 6 Cylinder Verado with 4.80 Inch Torpedo Diameter - 1600-880686T16

    $7,229.79 $7,792.86
    Learn More
  • Mercury - Gearcase Assembly Complete - 20 Inch Shaft - Fits Mercury 75-90-115 hp 4-Cylinder, 4-Stroke Outboards - 1600-888845T03

    Mercury

    Mercury - Gearcase Assembly Complete - 20 Inch Shaft - Fits Mercury 75-90-115 hp 4-Cylinder, 4-Stroke Outboards - 1600-888845T03

    $2,813.02 $3,028.57
    Learn More
  • Mercury - Gearcase Assembly Complete - 25 Inch Shaft - Fits 3.0L Mercury Optimax or Pro XS - 1600-880686A44

    Mercury

    Mercury - Gearcase Assembly Complete - 25 Inch Shaft - Fits 3.0L Mercury Optimax or Pro XS - 1600-880686A44

    $6,033.45 $6,500.00
    Learn More
  • Mercury - Gearcase Assembly Complete - 25 Inch Shaft (CXL) - Fits Mercury 135, 150, 175, 200 HP L4 Verado - 1600-880686T25

    Mercury

    Mercury - Gearcase Assembly Complete - 25 Inch Shaft (CXL) - Fits Mercury 135, 150, 175, 200 HP L4 Verado - 1600-880686T25

    $7,229.79
    Learn More
  • Mercury - Gearcase Assembly Complete - 20 Inch Shaft - Fits Mercury 115 HP 4-Cylinder, 4-Stroke Outboards - 1600-888845T01

    Mercury

    Mercury - Gearcase Assembly Complete - 20 Inch Shaft - Fits Mercury 115 HP 4-Cylinder, 4-Stroke Outboards - 1600-888845T01

    $2,813.02 $3,028.57
    Learn More
  • Mercury - Gear Housing Assembly Silver (standard Long) (1.75) (Torque Master)- 1600-8M0142316 Fits 200, 225, 250, and 300hp 4.6L V8 Pro XS serial numbers 2B529482 & up) 300R hp 4.6 V8 Racing serial numbers (1E080500 & up)

    Mercury

    Mercury - Gear Housing Assembly Silver (standard Long) (1.75) (Torque Master)- 1600-8M0142316 Fits 200, 225, 250, and 300hp 4.6L V8 Pro XS serial numbers 2B529482 & up) 300R hp 4.6 V8 Racing serial numbers (1E080500 & up)

    $9,939.34
    Learn More
  • Mercury - Gear Housing Assembly Complete ( Standard X-long) silver - 1600-8M0144442 Fits 150hp EFI Pro XS serial numbers (2B550139 & up)

    Mercury

    Mercury - Gear Housing Assembly Complete ( Standard X-long) silver - 1600-8M0144442 Fits 150hp EFI Pro XS serial numbers (2B550139 & up)

    $5,897.65 $8,878.57
    Learn More
  • Mercury - Gc tm2 1.75 silvr - 1600-8M0075782

    Mercury

    Mercury - Gc tm2 1.75 silvr - 1600-8M0075782

    $9,939.34
    Learn More
  • Mercury - Gc l sil - 1600-8M0142294

    Mercury

    Mercury - Gc l sil - 1600-8M0142294

    $7,857.06
    Learn More
  • Mercury - Gc basic black - 1600-8M0142886

    Mercury

    Mercury - Gc basic black - 1600-8M0142886

    $2,580.22 $2,850.00
    Learn More
  • Mercury - Gc basic 25 2s - 1600-8M0083538

    Mercury

    Mercury - Gc basic 25 2s - 1600-8M0083538

    $769.54 $850.00
    Learn More
  • Mercury - Gc 75-115- 4s lg - 1600-888845T08

    Mercury

    Mercury - Gc 75-115- 4s lg - 1600-888845T08

    $2,813.02 $3,028.57
    Learn More
  • Mercury - Gc 75-115 4s xl - 1600-888845T07

    Mercury

    Mercury - Gc 75-115 4s xl - 1600-888845T07

    $2,813.02 $3,028.57
    Learn More
  • Mercury - G/c x-long - 1600-8M0088074

    Mercury

    Mercury - G/c x-long - 1600-8M0088074

    $2,813.02 $3,028.57
    Learn More
  • Mercury - Gear Housing Assembly Silver - 1600-8M0142325 (Cambered) (Counter rotation X-long) (1.85)  Fits 250 and 300hp 4.6 V8 Verado, and 300hp 4.6 V8 Verado SeaPro serial numbers (2B529482 & Up) 300R hp 4.6L v8 AMS Racing Serial Numbers (1E081459 & up)

    Mercury

    Mercury - Gear Housing Assembly Silver - 1600-8M0142325 (Cambered) (Counter rotation X-long) (1.85)  Fits 250 and 300hp 4.6 V8 Verado, and 300hp 4.6 V8 Verado SeaPro serial numbers (2B529482 & Up) 300R hp 4.6L v8 AMS Racing Serial Numbers (1E081459 & up)

    $8,258.00
    Learn More
  • Yamaha - Rear fender assy. - 7WL-21600-10-00

    Yamaha

    Yamaha - Rear fender assy. - 7WL-21600-10-00

    $9.04 $12.49
    Learn More
  • Yamaha - Rear fender assy. - 7WL-21600-00-00

    Yamaha

    Yamaha - Rear fender assy. - 7WL-21600-00-00

    $9.40 $13.49
    Learn More
  • Mercury - XX Long - Silver - Complete Gear Housing Assembly for 175 HP, 200 HP, and 225 HP 3.4L V6 with 4.80 Torpedo Lower Units

    Mercury

    Mercury - XX Long - Silver - Complete Gear Housing Assembly for 175 HP, 200 HP, and 225 HP 3.4L V6 with 4.80 Torpedo Lower Units

    $7,857.06 $8,464.29
    Learn More
  • Mercury - XX Long Counter Rotating - Complete Gear Housing Assembly for HD Sportmaster- 350 HP, 400 HP, and 400R Verado - 8M0137083 - See Description for Applicable Engines

    Mercury

    Mercury - XX Long Counter Rotating - Complete Gear Housing Assembly for HD Sportmaster- 350 HP, 400 HP, and 400R Verado - 8M0137083 - See Description for Applicable Engines

    $12,521.30 $13,302.60
    Learn More
  • Mercury - Verado Gear Housing assembly Complete 1.85 L - 1600-8M0117259 Black Fits 200, 250, 275, and 300hp Verado 5.44 Torpedo only. Serial numbers (2B144123 thru 2B578935)

    Mercury

    Mercury - Verado Gear Housing assembly Complete 1.85 L - 1600-8M0117259 Black Fits 200, 250, 275, and 300hp Verado 5.44 Torpedo only. Serial numbers (2B144123 thru 2B578935)

    $9,939.34 $10,714.30
    Learn More
  • Mercury - Nose - 1600-879148T13

    Mercury

    Mercury - Nose - 1600-879148T13

    $444.88
    Learn More