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ComponentLubrication
typeViscosity /
Ambient
temperature /
NotesEquivalent
Ford part
name / number
Meritor Petroleum oil:
Heavy Duty
Engine Oil
MIL-L-2104E or
API-SL or API-CF
(previous API
designations
acceptable)SAE 50:
Above 10°F
(–12°C)—
SAE 40:
Above 10°F
(–12°C)—
SAE 30:
Below 10°F
(–12°C)Motorcraft SAE
30 Super Duty
Motor Oil /
XO-30-QSD
Mineral gear oil
with rust and
oxidation
inhibitor
API-GL-1Do not
use
multi-weight
and GL-5 EP
gear oils; they
may cause
transmission
failure or
damage.SAE 90:
Above 10°F
(–12°C)—
SAE 80:
Below 10°F
(–12°C)—
Synthetic oil:
MIL-L-2104E or
MIL-L-46152DDo
not use
multi-weight
and GL-5 EP
gear oils; they
may cause
transmission
failure or
damage.SAE 50:
All temperatures—
Maintenance and Specifications
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ComponentLubrication
typeViscosity /
Ambient
temperature /
NotesEquivalent
Ford part
name / number
Allison Refer to transmission operator’s manual
Eaton UltraShift Refer to transmission driver instructions manual
Rear axle
Eaton-Spicer -
two-speed axleRHEOLUBE 362
(or equivalent)
(Eaton part
number 113741)——
Eaton -
single-speed axleGeneric lubricant SAE 75W:
–40°F to –15°F
(–40°C to –26°C)Motorcraft SAE
75W-140
Motorcraft
Synthetic Rear
Axle Lubricant /
XY–75W140–QL SAE 75W-80:
–40°F to 80°F
(–40°C to 27°C)
SAE 75W-140:
–40°F to 100°F
(–40°C to 38°C)
SAE 80W-90:
–15°F to 100°F
(–26°C to 38°C)Motorcraft SAE
80W-90
Premium Rear
Axle Lubricant /
XY-80W90-QL
SAE 75W-140:
–40°F and above
(–40°C and
above)Motorcraft SAE
75W-140
Motorcraft
Synthetic Rear
Axle Lubricant /
XY–75W140–QL SAE 80W-140:
–15°F and above
(–26°C and
above)
SAE 85W-140:
10°F and above
(–12°C and
above)
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ComponentLubrication
typeViscosity /
Ambient
temperature /
NotesEquivalent
Ford part
name / number
Spicer -
single-speed axleMultipurpose EP
gear lube of API
GL-5 quality
meeting
MIL-PRF-2105E
specifications
including
synthetic
lubricantsSAE 75W:
–40°F to 32°F
(–40°C to 0°C)Motorcraft SAE
75W-140
Motorcraft
Synthetic Rear
Axle Lubricant /
XY–75W140–QL SAE 75W-140:
–40°F to 100°F
(–40°C to 38°C)
SAE 80W:
–15°F to 70°F
(–26°C to 21°C)
SAE 75W-140:
–40°F and above
(–40°C and
above)Motorcraft SAE
75W-140
Motorcraft
Synthetic Rear
Axle Lubricant /
XY–75W140–QL SAE 80W-140:
–15°F and above
(–26°C and
above)
SAE 85W-140:
10°F and above
(–12°C and
above)
SAE 140W:
40°F and above
(4°C and above)
SAE 90W:
10°F to 100°F
(–12°C to 38°C)SAE 90 Hypoid
Gear Oil /
C6AZ-19580-E
Maintenance and Specifications
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ComponentLubrication
typeViscosity /
Ambient
temperature /
NotesEquivalent
Ford part
name / number
Meritor -
single-speed axleFill at the factory
with Synthetic
SAE 75W-140,
will have a tag
attached to fill
plug that reads as
follows: “Filled
with synthetic
lube. Do not
mix.”——
Multipurpose EP
gear lube of API
GL-5 quality
meeting
MIL-PRF-2105E
specifications
including
synthetic
lubricants.Do
not mix
conventional
and synthetic
lubricants.SAE 75W-140:
Above –40°F
(–40°C)Motorcraft SAE
75W-140
Motorcraft
Synthetic Rear
Axle Lubricant /
XY–75W140–QL SAE 85W-140:
Above 10°
(–12°C)
SAE 85W-140:
Above –15°F
(–26°C)
SAE 80W-90:
Above –15°F
(–26C)Motorcraft SAE
80W-90
Premium Rear
Axle Lubricant /
XY-80W90-QL
SAE 75W:
Maximum outside
temperature of
35°F (2°C);
Above –40°F
(–40°C)Motorcraft SAE
75W-140
Motorcraft
Synthetic Rear
Axle Lubricant /
XY–75W140–QL
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ComponentLubrication
typeViscosity /
Ambient
temperature /
NotesEquivalent
Ford part
name / number
Cab components
Hydraulic lift pump
fluidDexron III — Motorcraft
MERCON
Multi-Purpose
(ATF)
Transmission
Fluid /
XT-2-QDX
Cab latch and lock
leversMobile SHC 32
Low Temperature
Lubricant (or
equivalent)——
Cab latch pivots;
Door check,
hinges, latches and
strikers; Seat
adjuster slidesGC/LB NLGI #2
lithium
complex-based
moly grease (or
equivalent) or
multi-purpose
lithium complex
grease— Motorcraft
Premium Long
Life Grease /
XG-1-C
Cab latch pivot
pinsLight engine oil — Motorcraft SAE
5W-30 Super
Premium Motor
Oil /
XO-5W30-QSP
Door lock cylinders Lock oil — Motorcraft
Penetrating and
Lock Lubricant /
XL-1
Maintenance and Specifications
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ComponentLubrication
typeViscosity /
Ambient
temperature /
NotesEquivalent
Ford part
name / number
Door window
regulatorsNGLI #2
multipurpose
lithium complex
grease— Motorcraft
Multi-Purpose
Grease Spray /
XL-5 or
Motorcraft
Multi-Purpose
Grease / XG-4
Weatherstripping Silicone lubricant — Motorcraft
Silicone Spray /
XL-6
Engine oil
Refer to engine operator manual
Brake fluid
Master cylinder DOT 3,
WSS-M6C62-A or
WSS-M6C65-A1— High
Performance
DOT 3 Motor
Vehicle Brake
Fluid, PM-1-C
(U.S.) or
CPM-1-C
(Canada)
REFILL CAPACITIES
Rear axle
Axle codeWeight capacity
- lb. (kg)DescriptionFluid capacity -
pints (liters)1,2
S135–S 13500 (6123) Single rear axle,
single reduction24.5 (11.6)
4S150–S 15500 (7031) Single rear axle,
single reduction24.5 (11.6)
17060S 17500 (7938) Single rear axle,
single reduction28.0 (13.2)
Maintenance and Specifications
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Axle codeWeight capacity
- lb. (kg)DescriptionFluid capacity -
pints (liters)1,2
19055T 17500 (7938) Single rear axle,
two-speed28.0 (13.2)
M190T 19000 (8618) Single rear axle,
two-speed35.0 (17.0)
19060S 19000 (8618) Single rear axle,
single reduction28.0 (13.2)
21060S 21000 (9525) Single rear axle,
single reduction28.0 (13.2)
21060D 21000 (9525) Single rear axle,
single reduction
with
driver-controlled
locking
differential28.0 (13.2)
M210T 21000 (9525) Single rear axle,
two-speed16.0 (33.0)
23090S 23000 (10432) Single rear axle,
single reduction39.0 (18.5)
23090D 23000 (10432) Single rear axle,
single reduction
with
driver-controlled
locking
differential39.0 (18.5)
23082T 23000 (10432) Single rear axle,
two-speed37.0 (17.5)
1Quantities listed are approximate. Fill axle until the lubricant level is at
the bottom of the filler hole, with the vehicle on level ground.
2If hubs are removed, add an additional 1.6 pints (0.75L) of axle
lubricant. Add lubricant through the axle vent.
Maintenance and Specifications
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Engine coolant and oil
Engine typeEngine coolant
(approximate
capacity) *Engine oil
(approximate
capacity)
Caterpillar57.0 pints
(27.0L)Refer to engine
operator’s
manual.
Cummins52.0 pints
(24.6L)
* Add the coolant type originally equipped in your vehicle.
Power steering system
Steering gear Power steering fluid volume
TAS40 17.6 pints
TAS66 18.4 pints
Transmission
Description Pints (Liters)
Allison 2000 Series 30.0 (14.2)*
Allison 3000 Series 37.6 (17.8)*
FS-5205A 5–speed manual 12.5 (5.9)
FS-5406A/5406N and FS-6406A/FSO–6406A 6–speed
manuals19.5 (9.2)
ES56–7B/ES066–7B 7–speed manual 22.0 (10.4)
*Total fluid capacity (dry transmission and torque converter).
Air conditioner refrigerant - r134a
Lb. (Kg) Oz.
2.50 (1.13) 40
Note:This system uses PAG-type refrigerant oil.
Refrigerant fitting torque
Captured washer nut: 170–190 inch lb. (19–21 N•m)
Note:This system uses mineral based refrigerant oil to lubricate o-rings
and fittings.
Maintenance and Specifications
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