D s p 40-p, D s - 4 0 4-p, Drive axle identification – Spicer Wheel Ends Service Manual, Steer & Drive Wheel Ends User Manual
Page 6: General information, Model number information

4
General Information
Drive Axle Identification
Model Number Information
S 14 - 1 1 0 L
S - Single Rear Axle
GAW Rating x 1000 lbs.
Gear Type
1 - Standard Single Reduction
2 - Dual Range
3 - Planetary Double Reduction
4 - Controlled Traction Differential
5 - Helical Reduction
Head Assembly Series
Design Level
Options
B - Bus Specific
D - Differential Lock
H - Heavy Wall
I - Integral Brake
L - Limited-Slip
R - Retarder/Parking
Brake Ready
W - Wide-Track
D 46-1 7 0 D
D - Dual Drive Forward
Axle with Inter-Axle
Differential
G - Single Rear Axle (Global)
R - Dual Drive Rear Axle
S - Single Rear Axle (N.A.)
Gear Type
1 - Standard Single Reduction
2 - Dual Range
3 - Planetary Double Reduction
4 - Open
5 - Helical Reduction
Options
C - Controlled Traction
D - Differential Lock
E - High Entry Single
H - Heavy Wall
I - Integral Brake
L - Limited-Slip
P - Lube Pump
R - Retarder Ready
W - Wide-Track
Design Level
Head Assembly Series
GAW Rating
x 1000 lbs. (N. America) "-"
x 1 Tn. (Europe) "."
D S P 40-P
Gearing
Capacity (x 1000 lbs.)
Design Level
Lube Pump
D - Forward Tandem Axle
R - Rear Tandem Axle
S - Single Reduction
T - Dual Range
P - Planetary Double Reduction
D - Single Reduction with Wheel
Differential Lock
A - Single Reduction with In-Axle
Speed Sensors (IASS)
Example:
DS = Forward Tandem Axle/Single Reduction
or
RS = Rear Tandem Axle/Single Reduction
Example: 40 = 40,000 lbs.
P = Standard
(P) = Optional
D - Tandem Forward
Axle with Inter-Axle
Differential
R - Tandem Rear Axle
Gearing
S - Single Reduction
D - Driver Controlled
Differential Lock
(P) = Optional Lube Pump
H = High Performance-40ª
T = Torsionally Tuned
P = Premium
Capacity (x 1000 lbs.)
Example: 40 = 40,000 lbs.
D S - 4 0 4-P