

Pro Series Round 5,000 lbs. A‑Frame Trailer Jack Topwind 15" Lift w/ 2" Footplate Stand & 6" Plastic Caster Wheel
Model: 1400600303 1400700340 1400750340PRO SERIES round jacks are used by leading agricultural, commercial, horse, livestock, and other trailer manufacturers. PRO SERIES jacks have been demonstrated to be reliable, field-proven jacks on the market.
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Smooth, comfortable, ergonomic design
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Dependable vertical and side load capacity
-
Proven reliability for long term use at rated loads
-
Precision fitted parts for extra stability
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Black painted outer and inner tube
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Limited 1-year warranty
Specifications:
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Lift Capacity: 5,000 lbs.
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Retracted Bracket Height: 10.80" from bracket to bottom
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Extended Bracket Height: 25.80"
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Travel/Lift: 15"
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Clearance: 14.55" from bracket to top
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Works with any standard A-Frame mount
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Inner tube diameter: 2"
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Outer tube diameter: 2-1/4"
2-1/10" Footplate & 6" Plastic Caster Wheel Included
Footplate Specs
- Footplate Specs:
- Height: 2-1/10"
- Capacity: 5,000 lbs
- 6" Plastic Caster Wheel Include
- Wheel Diameter: 6"
- Wheel Capacity: 1,200 lbs
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$88.13 $81 11
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Product Details
- Brand: Pro Series
- Model: 1400600303 1400700340 1400750340
- Includes: 5K A-Frame Jack + Foot + Caster Wheel
Specification | |
Jack Style | A-Frame |
Finish | Black |
Static Capacity | 5000 |
Lift Capacity | 5000 |
Lift Style | Topwind |
Travel | 15" |
Retracted | 10.80" |
Extended | 25.80" |
Clearance | 14.55" |
Inner tubing diameter | 2" |
Leg | Fixed Leg |
Outer tubing diameter | 2.25" |
Swivel | No |
Foot | Foot and Wheel |
Jack Shape | Round |
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Description
PRO SERIES round jacks are used by leading agricultural, commercial, horse, livestock, and other trailer manufacturers. PRO SERIES jacks have been demonstrated to be reliable, field-proven jacks on the market.
-
Smooth, comfortable, ergonomic design
-
Dependable vertical and side load capacity
-
Proven reliability for long term use at rated loads
-
Precision fitted parts for extra stability
-
Black painted outer and inner tube
-
Limited 1-year warranty
Specifications:
-
Lift Capacity: 5,000 lbs.
-
Retracted Bracket Height: 10.80" from bracket to bottom
-
Extended Bracket Height: 25.80"
-
Travel/Lift: 15"
-
Clearance: 14.55" from bracket to top
-
Works with any standard A-Frame mount
-
Inner tube diameter: 2"
-
Outer tube diameter: 2-1/4"
2-1/10" Footplate & 6" Plastic Caster Wheel Included
Footplate Specs
- Footplate Specs:
- Height: 2-1/10"
- Capacity: 5,000 lbs
- 6" Plastic Caster Wheel Include
- Wheel Diameter: 6"
- Wheel Capacity: 1,200 lbs
Get Expert Help
Pro Series Round 5,000 lbs. A-Frame Trailer Jack Topwind 15" Lift w/ 2" Footplate Stand & 6" Plastic Caster Wheel Install Notes
Installation Instructions for Tongue Jacks
Part Numbers:
- Not specified in the provided text.
Wiring Access Location:
- Not applicable.
Tools Required:
- Torque wrench (set to 25 ft. lbs.)
Step-by-Step Instructions:
General Installation Guidelines:
- Ensure there is no interference from the tow vehicle, tongue, ground, or other mounted accessories during use.
- Verify clearances for handle swing and swivel positions both before and after installation.
Bolt-On Rack Jack Installation:
- Position the gear housing on the tongue and insert the supplied bolts into the appropriate holes.
- Place the mounting bracket beneath the tongue, ensuring the flat surface is against the tongue.
- Secure using locknuts and torque to 25 ft. lbs.
Snap Ring/Bolt-Thru Installation:
- For snap ring models, position the jack bracket over the mount and secure the snap ring in its groove.
- For bolt-thru models, insert the jack bracket into the recessed opening, align the bushing, and tighten the locknut to minimize movement.
A-Plate Mounting Instructions:
- Use an AWS-certified welder for all welding.
- Align the jack and coupler, then weld using a 3/16" fillet weld.
- Secure the A-plate to the coupler with 3/8-16 Grade 5 bolts torqued to 15–20 ft. lbs.
- Weld the support plate to the trailer frame using a 3/16" fillet weld.
Direct Mount Instructions:
- Place the jack at the desired location.
- Weld 1" in two locations on each side using a 3/16" fillet weld.
Safety Notes:
- Always retract and rotate the jack before towing.
- Remove the drop foot or caster before towing.
- Do not exceed the rated capacity.
- Avoid side forces to prevent jack failure.
- Replace any worn or damaged parts before use.
Maintenance:
- Lubricate internal gears and bushings annually with automotive grease.
- Apply lightweight oil to handle units and moving parts.
- If used in marine environments, flush the jack with fresh water and reapply lubricants.
Additional Information:
Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
Technical Support:
For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.
Warranty Information:
This product is covered under a warranty for a specific duration and includes applicable coverage. For complete warranty instructions, please download the full installation PDF.