COUPLERS

heavy duty Square Jacks
HEAVY DUTY SQUARE Jacks
Strong, durable, and sturdy, the BULLDOG 12,000 lb. support capacity square
jack is the BIG reason why BULLDOG has carried the load in agricultural,
construction, heavy-duty utility, and horse/livestock trailer industries since
1923. All BULLDOG 4" square jacks are rated for 12,000 lb. support capacity
and 10,000 lb. lift capacity. The strength of the product, plus the wide variety
of styles, makes this jack the best choice in its product class.
• 4" square tubing, 7-gauge superior alloy steel
• Painted outer tube, inner tube, and drop leg
• Drop leg option with 5 positioning holes
• Easy-access gear box with grease fitting
for routine maintenance
• Spring return drop leg or non-spring
return drop leg
• 12.5" screw travel, 13.5" of additional
adjustment with drop leg
• Front facing drop leg plunger pin or side
facing drop leg plunger pin
• Painted (with or without labels)
or powder paint optional
• Sidewind models -
1:1.5 gear ratio
Travel and Clearance Diagram
A= Retracted
B= Extended
C= Clearance Height
9.5"
RADIUS
A/B
Travel and Travel Clearance and Clearance Dimensions Dimensions
9.5"
RADIUS
16.2"
4.00" SQ.
16.2"
4.00" SQ.
Pin to front tandem application
A/B
A/B
4.00" SQ.
18.2"
4.00" SQ.
18.2"
13.5"
RADIUS
16.2"
13.5"
RADIUS
C
A/B
9.5"
RADIUS
RADIUS
Travel and Clearance Dimensions
4.00" SQ.
Pin to Side
182800
C=CLEARANCE
A=RETRACTED
B=EXTENDED
Pin to Front
182415
4.00 SQ.
18.2
13.5
JACKS / COUPLERS / WINCHES
12K STATIC DL NO 12K MOUNT STATIC DL NO MOUNT
square jacks - direct weld - non-spring return
12,000 LBS. SUPPORT CAPACITY - 10,000 LBS. LIFT CAPACITY
Part No. Model No.
182300
TWQ 180
DL-B
182304 u
TWQ 180
DL-BC
182400 u
182404
182411
182415 u
182500
SWQ 180
DL-B
SWQ 180
DL-BC
SWQ 180
DL-B
SWQ 180
DL-BX
SWQ 180
FL-B
Support
Capacity
Handle
Style
Travel
12K STATIC FL W MOUNT
Measurements
A Retracted B Extended C Clearance Description Lbs.
Drop leg jack with standard disc foot. 13.5" of additional
drop leg extension. Crank sold separately.
50.0
Drop leg jack with standard disc foot. 13.5" of additional
drop leg extension. Crank included.
53.0
Drop leg jack with standard disc foot. 13.5" of additional
drop leg extension. Drop leg pull pin to the 58.0
SIDE. Crank sold separately.
Drop leg jack with standard disc foot. 13.5" of additional
drop leg extension. Drop leg pull pin to the 61.5
SIDE. Crank included.
Drop leg jack with standard disc foot. 13.5" of
additional drop leg extension. Drop leg pull pin to
the SIDE. Crank sold separately. Companion jack to
58.0
182400 and 182404.
Drop leg jack with standard disc foot. 13.5" of
additional dropleg extension. Drop leg pull pin to the 58.0
FRONT. Crank sold separately.
Fixed leg jack with standard disc foot. Crank sold
separately.
47.0
12,000 Topwind 12.5" 23.4" 49.4" N/A
12,000 Topwind 12.5" 23.4" 49.4" N/A
12,000 Sidewind 12.5" 27.4" 53.3" N/A
12,000 Sidewind 12.5" 27.4" 53.3" N/A
12,000 Sidewind 12.5" 27.4" 53.5" N/A
12,000 Sidewind 12.5" 28.6" 54.6" N/A
12,000 Sidewind 12.5" 27.0" 39.5" N/A
Patent Pending. NOTE: Contact Price List or Customer Service for package quantities and full part number.
Other custom-made designs are available upon request. u DENOTES MOST POPULAR
J-15
www.cequentgroup.com ©2011 Cequent Performance Products, Inc. P/N 98929-2012 Rev. A. 11/11 for 2012