2021 FORD F-550 automatic transmission

Motorcraft Part number
Component
FT-221
Ten-speed automatic transmission fluid
filter (10R140).
WW-2248
Windshield wiper blades.
1 If a Motorcraft® oil filter is not available, use an oil filter that meets industry performance
specification SAE/USCAR-36/USC-D.
2 For spark plug replacement, contact your authorized dealer. Replace the spark plugs at
the recommended intervals. See Normal Scheduled Maintenance (page 568).
We recommend Motorcraft® parts that are available at your authorized dealer or at
www.fordparts.com. These parts are engineered for your vehicle, and meet or exceed our
specifications. Use of other parts could impact vehicle performance, emissions and
durability. Your warranty could be void for any damage related to use of other parts.
444
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

MOTORCRAFT PARTS - 6.7L DIESEL
Motorcraft Part number
Component
FA-1951
Air filter.
FA-1952
Foam pre-filter.
BXT-65-750
Battery (two required).
FP-79
Cabin air filter.
FL-2051-S
Engine oil filter. 1
FD-4631
Fuel filter.
FT-221
Ten-speed automatic transmission fluid
filter (10R140).
WW-2248
Windshield wiper blades.
1 If a Motorcraft® oil filter is not available, use an oil filter that meets industry performance
specification SAE/USCAR-36/USC-D.
We recommend Motorcraft® parts that are available at your authorized dealer or at
www.fordparts.com. These parts are engineered for your vehicle, and meet or exceed our
specifications. Use of other parts could impact vehicle performance, emissions and
durability. Your warranty could be void for any damage related to use of other parts.
445
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

MOTORCRAFT PARTS - 7.3L
Motorcraft Part Number
Component
FA-1950
Air filter element.
BXT-65-750
Battery.
FP-79
Cabin air filter.
FL-820-S
Engine oil filter. 1
SP-589
Spark plugs.
FT-221
Ten-speed automatic transmission fluid
filter (10R140).
WW-2248
Windshield wiper blades.
1 If a Motorcraft® oil filter is not available, use an oil filter that meets industry performance
specification SAE/USCAR-36.
We recommend Motorcraft parts that are available at your authorized dealer or at
www.fordparts.com. We engineer these parts for your vehicle to meet or exceed our
specifications. Use of other parts could impact vehicle performance, emissions and
durability. Your warranty could be void for any damage related to use of other parts.
446
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

AIR CONDITIONING SYSTEM
CAPACITY AND
SPECIFICATION - 6.2L
WARNING: The air conditioning
refrigerant system contains refrigerant
under high pressure. Only qualified
personnel should service the air
conditioning refrigerant system. Opening the air conditioning refrigerant system
can cause personal injury.
Use refrigerant and oil that meets the
defined specifications.
If you do not use refrigerant and oil that
meets the defined specifications, it could
result in:
• Component damage that your vehicle
warranty does not cover.
• Reduced vehicle performance.
Capacities Refrigerant Oil
Refrigerant
Variant
4.1 fl oz (120 ml)
27 oz (0.765 kg)
With six-speed automatic
transmission.
3.7 fl oz (110 ml)
27 oz (0.765 kg)
With ten-speed automatic
transmission.
Materials Specification
Name
WSH-M17B19-A
Motorcraft® R-134a Refrigerant(U.S.)
R-134a Refrigerant / Frigorigène R-134a(Canada)
YN-19(U.S.)
CYN-19-R(Canada)
WSH-M1C231-B
Motorcraft® PAG Refrigerant Compressor Oil(U.S.)
Motorcraft® PAG Refrigerant Compressor Oil / Huile
PAG pour compresseur frigorifique Motor-
craft®(Canada)
YN-12-D(U.S. & Canada)
459
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

AUTOMATIC TRANSMISSION
FLUID CAPACITY AND
SPECIFICATION - DIESEL
Use fluid that meets the defined
specification.
If you do not use fluid that meets the
defined specification, it could result in:
•
Component damage that your vehicle
warranty does not cover.
• Reduced vehicle performance.
Note: Only use MERCON ULV transmission
fluid for automatic transmissions that
require MERCON ULV transmission fluid.
The use of any other fluid could cause
transmission damage.
Capacities Quantity
Variant
18.1 qt (17.1 L)1
All.
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
Materials Specification
Name
WSS-M2C949-A, MERCON® ULV
Motorcraft® MERCON® ULV Automatic Transmis-
sion Fluid(U.S.)
Motorcraft® MERCON® ULV Automatic Transmis-
sion Fluid / MERCON® ULV huile pour boîtes auto-
matique Motorcraft®(Canada)
XT-12-QULV(U.S. & Canada)
AUTOMATIC TRANSMISSION
FLUID CAPACITY AND
SPECIFICATION - GASOLINE
Use fluid that meets the defined
specification. If you do not use fluid that meets the
defined specification, it could result in:
•
Component damage that your vehicle
warranty does not cover.
• Reduced vehicle performance.
Six-Speed Automatic
Transmission
Note: Only use MERCON LV transmission
fluid for automatic transmissions that
require MERCON LV transmission fluid. The
use of any other fluid could cause
transmission damage.
463
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

Capacities
Quantity
Variant
13.9 qt (13.2 L)1
6.2L.
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
Ten-Speed Automatic
Transmission
Note: Only use MERCON ULV transmission
fluid for automatic transmissions that
require MERCON ULV transmission fluid.
The use of any other fluid could cause
transmission damage.
Capacities Quantity
Variant
18.2 qt (17.2 L)1
6.2L.
18.2 qt (17.2 L)1
7.3L .
1 Approximate dry fill capacity. Actual amount could vary during fluid changes.
464
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

TRANSFER CASE FLUID
CAPACITY AND
SPECIFICATION (IF EQUIPPED)
Use fluid that meets the defined specification.
If you do not use fluid that meets the
defined specification, it could result in:
•
Component damage that your vehicle
warranty does not cover.
• Reduced vehicle performance.
Capacities Quantity
Variant
1.9 qt (1.8 L)
All.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
FRONT AXLE FLUID CAPACITY
AND SPECIFICATION
Use fluid that meets the defined
specification and viscosity grade. If you do not use fluid that meets the
defined specification and viscosity grade,
it could result in:
•
Component damage that your vehicle
warranty does not cover.
• Reduced vehicle performance.
Capacities Quantity
Variant
2.75 qt (2.6 L)
Four-wheel drive without limited slip.
2.75 qt (2.6 L)1
Four-wheel drive with limited slip.
1 For complete refill of limited slip axles, add 5.4 fl oz. (160 ml) of Additive Friction Modifier
XL-3 or equivalent, meeting specification EST-M2C118-A. Include this friction modifier in
the total lube volume of 2.75 qt (2.6 L).
466
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications

HYDRAULIC POWER
STEERING FLUID CAPACITY
AND SPECIFICATION
Use fluid that meets the defined
specification.
If you do not use fluid that meets the
defined specification, it could result in:
•
Component damage that your vehicle
warranty does not cover.
• Reduced vehicle performance.
Capacities Quantity
Variant
Fill as required.
All.
Materials Specification
Name
WSS-M2C938-AMERCON® LV,
Motorcraft® MERCON® LV Automatic Transmission
Fluid(U.S.)
Motorcraft® MERCON® LV Automatic Transmission
Fluid / Huile pour boîte automatique MERCON® LV
Motorcraft®(Canada)
XT-10-QLVC(U.S.)
CXT-10-LV6(Canada)
472
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing- Capacities and Specifications