Reverse Gear Thrust Bearing

35-90HP Mercury Outboard Lower Unit Reverse Gear Bearing

p=for Counter Rotation Use 18-1114.; o =Use 18-1155 for Counter Rotation Applications.; n =for 5/8 Dual Bearing Application. ; j= Standard Rotation Only.; k= for Units with A Casting Number Of 1655-9572C Only; l =for Units with A Casting Number Of 1674-814247C Only; m= Two Bearings Required

Model

Serial Number

 Part#

35 (2 Cyl.)

6445653 - & Up

—

350

1960827 - 2874703

—

400 (2 Cyl.)

2874704 - 3336257

—

402

3336258 - 4117709

—

402

4117710 - 4860102

—

402 / 40 (2 Cyl.)

4860103 - 5556229

—

40 (2 Cyl.)

5556230 - G053313

—

40 (4 Cyl.)

C159200 & Up

—

45 (4 Cyl.)

5531630 & Up

—

500

2305101 - 2858813

—

500

2858814 - 4140999

—

500

4141000 - 4357639

—

500 / 50

4357640 - 4962055

—

500 / 50

4962056 - 5531629

—

50 (4 Cyl.)

5531630 & Up

—

50 (3 Cyl.)

6428681 & Up

—

60 (3 Cyl.)

6428681 & Up

—

650 (4 Cyl.)

1542745 - 1765403

—

650 (4 Cyl.)

2119749 - 2309310

—

650 (4 Cyl.)

2309311 - 2452709

—

650 (4 Cyl.)

2503991 - 2803561

—

650 (4 Cyl.)

2803562 - 2874263

—

650 (4 Cyl.)

2997339 & Up

—

650 (3 Cyl.)

3293184 - 3525440

—

650 (3 Cyl.)

3547987 - 4571651

—

70 (3 Cyl.)

4571652 - 4977156

—

70 (3 Cyl.)

4977157 - 5579016

—

70 (3 Cyl.)

5579017 - 6428680

—

70 (3 Cyl.)

A996142 - & Up

18-1113

75 (4 Cyl.)

6432901 & Up

N/A

75 (3 Cyl.)

A996142 - & Up

18-1113

800 (4 Cyl.)

2559001 - 3144218

—

800 (4 Cyl.)

3144219 - 3493912

—

80 (4 Cyl.)

4831999 - 6432900

N/A

80 (3 Cyl.)

A996142 & Up

18-1113

850 (4 Cyl.)

3493913 - 4831998

—

900 (6 Cyl.)

1766824 - 1869775

—

900 / 90 (6 Cyl.)

4845301 - & Up

N/A

90 (3 Cyl.)

A996142 & Up

18-1113