Tx2 crawler adapter toyota 4wd trucks 21t input – Advance Adapters 50-5905D User Manual
Page 4

ADVANCE ADAPTERS INC.
P/N: 50-5905D
P.O. Box 247, 4320 Aerotech Center Way
Paso Robles, CA 93447
PAGE 4 OF 9
Telephone: (800) 350-2223
Fax: (805) 238-4201
Page Rev. Date:
08-10-09
SPECIAL NOTE:
The components packaged in this kit have been assembled and machined for specific type of conversions. Modifications to any of the
components will void any possible warranty or return privileges. If you do not fully understand modifications or changes that will be required to complete your conversion,
we strongly recommend that you contact our sales department for more information. This instruction sheet is only to be used for the assembly of Advance Adapter
components. We recommend that a service manual pertaining to your vehicle be obtained for specific torque values, wiring diagrams and other related equipment.
These manuals are normally available at automotive dealerships and parts stores.
TX2 CRAWLER ADAPTER
TOYOTA 4WD TRUCKS 21T INPUT
(13) With the screw plugs removed, the shift ball and spring
assemblies can be removed from both sides.
(14) Drive the roll pin out that
retains the high/low shift
fork using a 3/16" (4mm)
punch. Occasionally the
pin will fall into the case.
Don't worry. You will be
able to retrieve the pin
later. On 1979-83 and
1985-88 fuel injected
model transfer cases,
DO NOT REMOVE
roll
pin.
(11) Remove the thick spacer found behind the front wheel drive
gear and be aware of the small ball bearing underneath it.
(12) Use a 12mm socket to remove the four bolts that retain the
shift fork cover. With a 6mm Allen wrench, remove the shift
detent screw plugs found on both sides of the case.
(15) Remove the shift
rails, being careful
not to lose the inter-
lock pin that might
fall out.
(16) Remove the 4WD in-
dicator switch with a
22mm or adjustable
wrench.
This interlock pin is lo-
cated between the two
shift rail detent assem-
bly chambers.