Alpha 1 & Gen. 2 Outdrive Parts *Drawings *Videos

T.C. Electronics / Marine ( 416 ) 751-7326 home page

Mercruiser Alpha One Pinion Nut - Drive Shaft Part

Lower Unit Drive Shaft Pinion Nut

  • GLM P/N 11190
  • Replaces Mercury OEM 11-35921, Sierra 18-3719
  • Make sure to replace this part every time it is removed from the shaft

Exploded view Mercruiser drawings
Search by part number or description here

11190 pinion nut

11190 pinion nut

P/N 11190 Nut OEM #11-35921 $4.29

Customers who ordered P/N 23210 also purchased:

21610 Roller Bearing Drive Shaft 31-42647A1
21610 Roller Bearing Drive Shaft 31-42647A1

P/N 21610 Replacement lower unit drive shaft pinion bearing. Compatible with 1983 - up models (serial numbers 6225577 and up). Replaces OEM 31-42647A1. $33.15

11120 Drive Shaft Mercruiser 45-42634
11120 Drive Shaft Mercruiser 45-42634
P/N 11120 MR / Alpha One drive shaft without nut for the lower gear case. Replaces OEM 45-42634. $399.15

11140 Generation 2-45-816919
11140 Generation 2-45-816919

P/N 11140 Lower housing drive shaft - 1991 and up (Generation 2, serial number 0D469859 and up). Replaces OEM 45-816919, 45-816472, 45-853647, 45-853648. $399.15

87510 Seal Kit 26-33144A2
87510 Seal Kit 26-33144A2

P/N 87510 1970 - 1990 lower unit seal / gasket kit. Replaces OEM 26-33144A2. $35.15

P/N 87511 1991 and up lower unit seal kit. Replaces 26-816575A3. $45.15

317201 Large Sealant-Johnson
317201 Large Sealant-Johnson

P/N 317201 Gasket sealing compound (required for o-rings and gaskets). $24.15