Subaru Legacy IV (2008 year). Manual - part 668

4AT-20

General Description

AUTOMATIC TRANSMISSION

498255400

PLATE

Used for measuring the backlash of hypoid gear.

399893600

PLIER

Used for removing and installing the clutch 
spring.

498247001

MAGNET BASE

• Used for measuring the gear backlash.
• Used together with DIAL GAUGE 
(498247100).

498247100

DIAL GAUGE

• Used for measuring the gear backlash.
• Used together with MAGNET BASE 
(498247001).

498517000

REPLACER

Used for removing the front roller bearing.

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

ST-498255400

ST-399893600

ST-498247001

ST-498247100

ST-498517000

4AT-21

General Description

AUTOMATIC TRANSMISSION

398623600

SEAT

Used for removing the spring of the transfer 
clutch piston.

499267300

STOPPER PIN

Used for installing the inhibitor switch.

499787700

WRENCH

Used for removing and installing the drive pinion 
lock nut.

499787500

ADAPTER

Used for removing and installing the drive pinion 
lock nut.

398643600

GAUGE

Used for measuring total end play, extension end 
play and drive pinion height.

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

ST-398623600

ST-499267300

ST-499787700

ST-499787500

ST-398643600

4AT-22

General Description

AUTOMATIC TRANSMISSION

498627100

SEAT

Used for holding the low clutch piston retainer 
spring when installing snap ring.

499577000

GAUGE

• Used for measuring the mating surface of the 
transmission to the end face of the reduction 
gear.
• For MP-T model

499737000

PULLER

Used for removing the reduction driven gear 
assembly.

499737100

PULLER SET

Used for removing the reduction drive gear 
assembly.

498077600

REMOVER

Used for removing the ball bearing.

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

ST-498627100

ST-499577000

ST-499737000

ST-499737100

ST-498077600

4AT-23

General Description

AUTOMATIC TRANSMISSION

498937110

HOLDER

Used for removing and installing the drive pinion 
lock nut.

498677100

COMPRESSOR

Used for installing the 2-4 brake snap ring.

498437000

HIGH CLUTCH PIS-
TON GUIDE

Used for installing the high clutch piston.

498437100

LOW CLUTCH PIS-
TON GUIDE

Used for installing the low clutch piston.

899580100

INSTALLER

Used for press-fitting the ball bearing of the 
transfer clutch.

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

ST-498937110

ST-498677100

ST-498437000

ST-498437100

ST-899580100