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Serial 0B721206 Thru 0D805068 - Alpha Drives

Puller Jaw Assembly 91-46086A1
Your Price:
$526.08

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Puller Jaw Assembly 91-46086A1

525-91-46086A1

Puller Jaw Assembly 91-46086A1

Removes bearing carrier on the MC-1, R-MR, Alpha One and Alpha One Gen II drive units. Use with 91-85716.


Reverse Gear Needle Bearing Driver 91-816244
Your Price:
$65.54

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Reverse Gear Needle Bearing Driver 91-816244

525-91-816244

Reverse Gear Needle Bearing Driver 91-816244

Installs the needle bearings into the reverse gear of the Alpha One and Alpha One Gen II counter rotating gear case.


Roller Bearing Removal and Installation Tool 91-37292
Your Price:
$33.77

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Roller Bearing Removal and Installation Tool 91-37292

525-91-37292

Roller Bearing Removal and Installation Tool 91-37292

Part of 91-31229A7 Bearing Removal and Installation Tool Assembly, use with the threaded puller rod or driver rod.


Seal and Bushing Installation Tool 91-806928A1
Your Price:
$62.40

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Seal and Bushing Installation Tool 91-806928A1

525-91-806928A1

Seal and Bushing Installation Tool 91-806928A1

Installs the shift shaft bushings in the Alpha One Gen II drives with serial number 0F094775 and Above.


Seal Driver 91-43591T
Your Price:
$75.84

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Seal Driver 91-43591T

525-91-43591T

Seal Driver 91-43591T

Installs the upper drive shaft oil seal on the Alpha One and Alpha One Gen II drive units.

Supercedes: 91-43591


Seal Driver 91-44110T
Your Price:
$39.18

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Seal Driver 91-44110T

525-91-44110T

Seal Driver 91-44110T

Installs the oil seals in the water pump base on the Alpha One and Alpha One Gen II drive units.

Supercedes: 91-44110


Seal Driver 91-864497
Your Price:
$102.00

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Seal Driver 91-864497

525-91-864497

Seal Driver 91-864497

Installs double lip seal in driveshaft housing.


Shift Cable Tool 91-12037
Your Price:
$38.99

Shift Cable Tool 91-12037

700-90110

Shift Cable Tool replaces MerCruiser part # 91-12037

Installs & removes shift cables on MC-1 / R / MR / Alpha One / Alpha One Gen II


Shift Cable Tool 91-12037
Your Price:
$58.06

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Shift Cable Tool 91-12037

525-91-12037

Shift Cable Tool 91-12037

Installs the shift shaft upper bushing in the R-MR, Alpha One and the earlier Alpha One Gen II transom assemblies.


Shift Shaft Bushing Tool 91-31107T
Your Price:
$35.96

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Shift Shaft Bushing Tool 91-31107T

525-91-31107T

Shift Shaft Bushing Tool 91-31107T

Removes and installs the shift shaft bushing in the gear case in the MC-1, R-MR and Alpha One drive units.

Supercedes: 91-24150, 91-23033, 91-23033T, 91-23033T


Shift Shaft Bushing Tool 91-31107T
Your Price:
$25.99

Shift Shaft Bushing Tool 91-31107T

700-90140

Shift Shaft Bushing Tool replaces MerCruiser part # 91-31107T

Removes & installs the shift shaft bushing in the Gearcase of MC-1 / R / MR / Alpha One drive units


Shift Shaft Slide Stabilizer 91-865232
Your Price:
$2.90

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Shift Shaft Slide Stabilizer 91-865232

525-91-865232

Shift Shaft Slide Stabilizer 91-865232

Use to hold the Alpha shift shaft slide in the proper position as the drive unit is installed onto the bell housing studs.


Shimming Tool, Drive Gear 91-60523
Your Price:
$188.25

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Shimming Tool, Drive Gear 91-60523

525-91-60523

Shimming Tool, Drive Gear 91-60523

Measures the upper drive gear clearance on the MC-1, R-MR, Alpha One and Alpha One Gen II.


Shimming Tool, Driven Gear 91-60526T
Your Price:
$299.92

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Shimming Tool, Driven Gear 91-60526T

525-91-60526T

Shimming Tool, Driven Gear 91-60526T

Measures the upper driven gear clearance on the MC-1, R-MR, Alpha One and Alpha One Gen II drive units.

Supercedes: 91-45877, 91-60526


Shimming Tool, Driven Gear 91-854377
Your Price:
$264.68

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Shimming Tool, Driven Gear 91-854377

525-91-854377

Shimming Tool, Driven Gear 91-854377

Use to shim the driven gear on the Alpha One Gen II starting with serial Number 0L100009 and above. Can be identified by the letters "A, B, C."


Single Drive MerCruiser Alpha & Bravo Stern Drive Lock
Your Price:
$34.99

Single Drive MerCruiser Alpha & Bravo Stern Drive Lock

560-74018

McGard Stern Drive Locks - Single Drive MerCruiser Alpha & Bravo Stern Drive Lock

  • Overall Lock Length: .750"
  • Thread Size: 7/16" - 20
  • Hex Size: 5/8"
  • Set of 1 Lock, 1 Key and 1 Cap
Stern Drive Applications: Mercruiser Alpha, Bravo I-III (incl. X & XR), Blackhawk, Vazer, OMC Cobra & King Cobra, Volvo SX, DP-S

Stern drive theft is on the rise, don't take a chance on losing your favorite outdrive or prop, for that matter be safe not sorry. Simply replace one of the stern drive mounting nuts with a McGard lock. Stern drive locks are fully machined from high quality stainless steel and through-hardened. This proven design features a free-spinning collar that turns if attacked by gripping tools without loosening the lock. Give yourself the best protection available against stern drive theft. Ask for McGard Marine Locks by name.


Sleeve Installation Tool 91-818162
Your Price:
$64.82

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Sleeve Installation Tool 91-818162

525-91-818162

Sleeve Installation Tool 91-818162

Installs the aluminum sleeve in the U-Joint bellows of all the Alpha One Gen II, Blackhawk and all Bravo drive units.


Sleeve Removal Tool 91-818169T
Your Price:
$81.58

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Sleeve Removal Tool 91-818169T

525-91-818169T

Sleeve Removal Tool 91-818169T

Removes the aluminum sleeve from the U-joint bellows of the Alpha One Gen II drive units.

Supercedes: 91-818169


Slide Hammer Puller 91-34569A1
Your Price:
$256.36

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Slide Hammer Puller 91-34569A1

525-91-34569A1

Slide Hammer Puller 91-34569A1

Removes the bearings and bearing cups.
91-34570 Replacement jaw.

Supercedes: 91-31228A1, 91-31228A2, 91-31228A3, 91-31228A3


Spanner Wrench 91-821709T
Your Price:
$409.25

This Part has options, please click the button below to order.

Special Order OEM Mercruiser Parts can take up to 7-10 business days to ship.

Spanner Wrench 91-821709T

525-91-821709T

Spanner Wrench 91-821709T

Removes the trim cylinder end cap on all Mercury MerCruiser and Mariner trim cylinders. Uses interchangeable pin sets:
91-811907 Large pin set 0.235 in. (5.97 mm)
91-811908 Medium pin set 0.180 in. (4.57 mm)
91-811909 Small pin set 0.150 in. (3.81 mm)

Supercedes: 91-821709


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