Meritor Drive Axle Lubricant Capacities for Single
Axles
Axle Model
Capacity
*
:
Pints (liters)
RS–23–160 39.5 (18.7)
RS–23–161 37.2 (17.6)
RS–23–186 47.3 (22.4)
RS–25–160 37 (17)
RS–26–185 46.0 (22.0)
RS–30–185 46.0 (22.0)
RS–30–380 58.2 (27.5)
RS–38–380 53.1 (25.1)
*
Quantities listed are approximate and include 1 pint (0.5 liter) for each
wheel end and with the drive pinion at 3 degrees.
Table 4, Meritor Drive Axle Lubricant Capacities for
Single Axles
Meritor Drive Axle Lubricant Capacities for Tandem
Axles
Axle Model Axle Position
Capacity:
*
Pints (liters)
RT–40–145
Forward 30.2 (14.3)
Rear 25.8 (12.2)
RT–40–145P
Forward 30.2 (14.3)
Rear 25.8 (12.2)
RT–40–160
Forward 39.1 (18.5)
Rear 34.4 (16.3)
RT–44–145
RT–44–145P
Forward 29.3 (13.9)
Rear 25.1 (11.9)
RT–46–160
Forward 39.1 (18.5)
Rear 34.4 (16.3)
RT–46–164EH/P
Forward 38.0 (18.0)
Rear 33.0 (15.0)
RT–50–160
Forward 38.0 (18.0)
Rear 33.0 (15.0)
RT–52–185
Forward 56.1 (26.5)
Rear 36.1 (17.1)
Meritor Drive Axle Lubricant Capacities for Tandem
Axles
Axle Model Axle Position
Capacity:
*
Pints (liters)
RT–58–185
Forward 56.1 (26.5)
Rear 36.1 (17.1)
*
Quantities listed are approximate and include 1 pint (0.5 liter) for each
wheel end and with the drive pinion at 3 degrees.
Table 5, Meritor Drive Axle Lubricant Capacities for
Tandem Axles
Dana Spicer Drive Axle Recommended Lubricant
Lubricant Type Condition
Lubricant SAE
Viscosity
Grade
Dana Spicer
Roadranger®
Synthetic Drive Axle
Lubricants, or
Equivalent with
Military Specification
MIL–L–2105D
Over-the-Road
Service
75W–90
Off-Highway
Equipment, or
Under Extra
Heavy Loads
80W–140
Table 6, Dana Spicer Drive Axle Recommended
Lubricant
Dana Spicer Drive Axle Lubricant Capacities
Axle Model
Capacity
*
:
Pints (liters)
DD405 31 (14.7)
†
DP463P 40 (18.9)
†
*
Quantities listed are approximate. Fill axle until lubricant is level with bot-
tom of fill hole with vehicle on level ground.
†
Add 2 pints (1 L) of additional lubricant to the power divider.
Table 7, Dana Spicer Drive Axle Lubricant Capacities
35–03 Axle Lubricant and Filter
Change, and Magnetic
Strainer Cleaning and
Check
NOTICE
When operating under adverse conditions, it may
be necessary to change the axle lubricant at more
frequent intervals than listed in the scheduled
Rear Axle35
108SD and 114SD Maintenance Manual, November 201635/4
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