Mercruiser Alpha 1 gimbal housing parts *Videos

T.C. Electronics/Marine

Alpha 1 Mercruiser anode

Gimbal bearing housing anodes

  • Thread on bolt/stud anode
  • Alpha 1 Mercruiser anode includes gasket and mounts on transom
  • GLM #12713
  • OEM #821631Q1
  • For lower unit anodes, see our trim tab page

Exploded view lower unit drawing click here

12713 anode
12713 anode

P/N 12713 Gimbal housing anode. Kit includes gasket cover P/N 32160, 27-99506-1 and P/N 85656 seal, 12077. Kit replaces OEM 98825A4 $26.95

12700 Stud anode with gasket
12700 Stud anode with gasket

P/N 12700 Thread on bolt/stud anode OEM 55989Q9 $10.29

Customers who bought anode P/N 12013 also purchased:

shift cable repair kit

Gimbal housing shift cable repair kit

P/N 21450 GLM outdrive shift cable kit for all Mercruiser models, including Alpha 1 up to 1990 and Generation 2 for 1991 and newer. Note, for some older pre-1982 models, a small modification to the bell housing may need to be made in the area that the cable threads into. Replaces OEM 865436A03. $89.95
Kit includes:
P/N 21750 Set screw 10-45590
P/N 21080 Slide / 850752-1
P/N 21090 Set screw / 10-31700
P/N 21140 shaft lever / 45518A3
P/N 21430 Guide set / 43433
P/N 21432 Anchor / 43436
P/N 21433 Set screws / 10-20518
P/N 21462 Wrapping and wire / 38473
P/N 21463 Insert / 14705
P/N 21464 Stainless steel core wire
P/N 21710 assembly / 41951A1
P/N 21750 Set screw 10-45590
P/N 21790 Bellows clip / 54-38863
P/N 21791 Hose clamp / 54-85504320
P/N 31160 Rubber gasket / 27-35982
P/N 39622 Bell housing gasket set / 27-94996T2
P/N 80120 Drive shaft o rings 25-48171
P/N 82200 O ring 25-33504
P/N 89080 Bellow / 74639A2