Page 1
Study, understand and follow all instructions provided with
this product. Read these instructions carefully before installing,
operating, servicing or repairing this tool. Keep these
instructions in a safe accessible place.
INTENDED USE OF THE TOOL
Caution: To help prevent personal injury
WARNING
WARNING
DO NOT DISCARD – GIVE TO USER
1903096-14
The MST7899 Locknut Socket set is designed to remove and
install wheel bearing locknuts with ratchets or breaker bars.
DO NOT USE IMPACT WRENCHES ON THESE SOCKETS.
Do not use this tool outside of the designed intent. Never
modify the tool for any other purpose or use.
Made in China
to Matco specifications
When unpacking, check the parts diagram and part number
listing on page 4 to make sure all parts are included. If any
parts are missing or damaged, please call your distributor.
BEFORE USE
WHEEL BEARING
LOCKNUT SOCKET SET
MST7899
• Use of this product can expose you to chemicals including
ethylene glycol, gasoline vapors and engine exhaust, which
are known to the State of California to cause cancer, birth
defects, or reproductive harm. For more information, visit
www.P65Warnings.ca.gov. Always wear ANSI approved
safety equipment, safety glasses and clothing when using
this product. Study, understand, and follow all instructions
provided with this product. Failure to read and follow all
warnings and operating instructions may result in damages
and serious injury or death.
• Always wear ANSI approved goggles when using this
product. (Users and Bystanders).
• Never use this tool for any application other than for which
it was designed.
• Only use accessories designed for this tool.
• Never alter or modify this tool in any way.
• Improper operation and/or maintenance of the tool,
modification of the tool, or use of the tool with accessories
not designed for it could result in serious injury or death.
• Always select the correct accessories of the correct size
and design for the job that you are attempting to perform.
• Always work in a clean, safe, well-lit, organized and
adequately equipped area.
• Do not begin repairs without assurance that vehicle is in
secure position, and will not move during repair.
1 YEAR LIMITED WARRANTY
The manufacturer warrants this product to the original user
against defective material or workmanship for a period of 1 year
from the date of purchase.
The manufacturer reserves the right to determine whether the
part or parts failed because of defective material, workmanship
or other causes.
Failures caused by accident, alteration, or misuse are not
covered by this warranty.
The manufacturer, at its discretion, will repair or replace products
covered under this warranty free of charge. Repairs or
replacements of products covered under this warranty are
warrantied for the remainder of the original warranty period.
The manufacturer or its authorized service representatives must
perform all warranty repairs. Any repair to the product by
unauthorized service representatives voids this warranty. The
rights under this warranty are limited to the original user and
may not be transferred to subsequent owners.
This warranty is in lieu of all other warranties, expressed or
implied, including warranties of merchantability and fitness for a
particular purpose. Some states do not allow the exclusion or
limitations of incidental or consequential damages, so the above
limitations may not apply to you.
PRODUCT INFORMATION:
Comprehensive.
Includes the bearing locknut sockets
in sizes: 55mm, 2 ", 2 " rounded, 2 ", 2 "
rounded, 2 " rounded and 2 " rounded.
Essential.
Covers the most common light and medium
duty truck platforms including Toyota and domestic.
Convenient.
Large socket size all with 1/2" drive for
use with ratchets and breaker bars.
What’s included:
•
55mm hex locknut socket is designed for use on front wheel
adjusting nuts found on Toyota FJ, LN & RN models
•
2 " hex locknut socket is designed for 1984-92 Ford Ranger &
Bronco II models with automatic locking hubs
(Ford No. 170 T-4252-B)
•
2 " hex locknut socket is designed for rear axles &
various front axle applications on light duty trucks
•
2 " rounded hex locknut socket is designed for 3/4-ton and
1-ton Ford F-250 and F-350 trucks with automatic locking hubs
(Ford No. T95T-1197-B)
•
2 " rounded hex locknut socket is designed for 1995-96 Ford
F-150 trucks and full-sized Broncos with automatic locking hubs
(Ford No. T95T-1197-A)
•
2 " rounded hex locknut socket is designed for 1990-current
Ford Ranger, Bronco II and Explorer models with automatic
locking hubs
•
2 " rounded hex locknut socket is designed for 1990-1993
Dodge trucks with Dana 60 manual hubs
3 8
1 2
3 4
1 2
3 8
9 16
3 8
3 8
1 2
1 2
9 16
3 4