Special Tools

WARNING: This page is about a different variant/trim than selected.

Tool number and name	Supersession	Application
MB991115 Oil seal installer	MB991115-01	Oil seal press-fitting (used in combination with MB990938)
MB990767 Front hub and flange yoke holder	MB990767-01	Hub fixing
MB991618 Hub bolt remover	General service tool	Removal of hub bolt
MB990241 Axle shaft puller MB990242 Puller shaft MB990244 Puller bar	MB990241-01 or General service tool	Driveshaft removal Rear wheel hub assembly removal
MB991354 Puller body	General service tool	Driveshaft removal Rear wheel hub assembly removal
MB990211 Slide hammer	General service tool	Rear wheel hub assembly removal
MB991017 MB990998 MB991000 A, B: Front hub remover and installer C: Spacer	MB990998-01	Wheel bearing temporarily fixing Hub rotation starting torque measurement Wheel bearing axial looseness measurement Use MB991000 (a part of MB990998) for spacer
MB990909 Working base	General service tool	Differential carrier assembly disassembly/assembly
MB991116 Working base adapter	General service tool	Differential carrier assembly disassembly/assembly
MB992111 Side bearing holder	-	Differential carrier fixing
MB990850 End yoke holder	-	Companion flange fixing
MB990810 Side bearing puller	MB990810-01	Removal of the side bearing inner race Removal of the companion flange
MB990811 Side bearing cup	MB990811-01	Removal of the side bearing inner race
MB990560 Rear axle shaft bearing remover	MD998348-01	Drive pinion rear bearing inner race removal
MB992112 Locking nut wrench	-	Differential nut removal
MB992113 Drive pinion holder	-	Rear axle backlash inspection Drive pinion fixing
MB992114 Dummy pinion gauge assembly MB992115 Dummy pinion gauge body MB992116 Dummy pinion gauge head MB992128 Hex socket head bolt	-	Drive pinion height adjustment
MB992117 Cylinder gauge	General service tool	Drive pinion height adjustment
MB990835 Drive pinion setting gauge set MB990836 Drive pinion gauge assembly MB990392 Cylinder gauge	-	Adjustment of the drive pinion height
MB990988 Side gear holding tool set	-	Measurement of clutch plate preload
MB990925 Bearing and oil seal installer set MB990926 to MB990937 Installer adapter MB990938 Installer bar MB990939 Remover bar	MB990925-01 or General service tool	Differential carrier oil seal driving in Final drive gear teeth contact inspection Drive pinion bearing removal/press-fitting
MB990326 Preload socket	General service tool	Hub rotation torque measurement
MB990685 Torque wrench	General service tool	Hub rotation torque measurement
MD998816 Bearing installer	-	Drive pinion rear bearing inner race press-fitting
MB991180 Bushing remover and installer base	-	Drive pinion oil seal press-fitting
MB990829 Pinion and side bearing installer	-	Side bearing inner race press-fitting
MB990728 Bearing installer	-	Press-fitting of the drive pinion rear bearing inner race Press-fitting of the differential side bearing inner race
MB990727 Oil seal installer	-	Press-fitting of drive pinion oil seal

SPECIAL TOOLS DESCRIPTION - SIDE GEAR HOLDING TOOL SET

Tool number	Name	O D mm (in)
MB990551	Box	-
MB990989	Base	-
MB990990	Tool A	25 (1.0)
MB990991	Tool B	28 (1.1)
MB990992	Tool C	31 (1.2)

SPECIAL TOOLS DESCRIPTION - MB990925 BEARING AND OIL SEAL INSTALLER SET

Type	Tool number	O D mm (in)
A	MB990926	39.0 (1.54)
	MB990927	45.0 (1.77)
	MB990928	49.5 (1.95)
	MB990929	51.0 (2.00)
	MB990930	54.0 (2.13)
	MB990931	57.0 (2.24)
	MB990932	61.0 (2.40)
	MB990933	63.5 (2.50)
	MB990934	67.5 (2.66)
	MB990935	71.5 (2.81)
	MB990936	75.5 (2.97)
	MB990937	79.0 (3.11)
B	MB990938	-
C	MB990939	-