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Figure 1
TYPICAL 4x4 HOOKUP
Description
The Rockwell T-2111-D, T-2111-PD, T-2111-T,
T-2111-HP and T-2111-SD/SPD/ST transfer cases
are a three-shaft design with single speed front and
rear output and 1:1 ratio for use with 4x4 and 6x6
vehicles. Their 16.125 inch (409.5 mm) input to
output drop permits engine clearance. Figure 1.
NOTE:
The T-2111-SD/ST/SPD transfer cases vary only in
their main case configuration from the T-2111. All
options and features are the same as described in
this Maintenance Manual.
Rockwell transfer case air actuated Front Axle
Declutch, Proportional Differential (PD) and Full
Torque PTO Lockups options are driver controlled
from the cab. By activating an air plunger or electric
switch usually mounted on the instrument panel, the
driver engages or disengages a mechanical clutch in
each of these devices. Optional indicator switches
show when each clutch is fully engaged or
disengaged.
Pro Gear and Transmission • 906 W. Gore St. Orlando, FL 32805 • 1 (877) 776-4600 / (407) 872-1901 • parts@eprogear.com
Introduction
Air actuated options include:
•
Axle declutch option permits shifting from
4-wheel drive to 2-wheel drive. Figure 2.
Figure 2
OPTIONAL AXLE DECLUTCH
5450 lb-ft (7400 N•m)
Section 1
Page 3
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