Landing Gear

A440  Magnum Series

Magnum 5 Year A440 Series Overview

Our Magnum series landing gear maintains the mechanical advantages offered with JOST’s internal gear configuration and adds even more protection against the damage that water and road chemicals create. Ideal for heavy-duty applications and for those fleets who’d like to forget about landing gear for 5 years, the Magnum 5 Year A440 Series is an ultra-durable landing gear product you can rely on.
  • Internal gearbox completely filled with premium all-weather lubricant
  • Elevating screw fully encased in a grease tube
  • Completely sealed landing gear legs
  • Austempered ductile iron gears 
  • Double “D” style shaft eliminates torque on the bolt, allowing all crank force to go directly into the gearbox

Capacities & Ratings:

  • Max Static Load Rating* 170,000 lbs
  • Rated Lift Capacity** 62,500 lbs
  • Sideload Capacity* 33,000 lbs/set

* When properly braced on a trailer
** With 100ft-lbs input torque

Gear Ratio:

  • High Gear: 3.5 turns/inch
  • Low Gear: 32 turns/inch
A440 Series Informational Flyer

Key Features & Benefits

A440  Magnum Series

Grease-Filled Internal Gearbox

The gearbox is completely filled with low-temperature grease to assure constant lubrication and the elimination of damaging moisture.

Elevating Screw Grease Tube

A grease tube encasing the elevating screw ensures the screw receives a fresh coating of grease every time legs are extended or retracted.

5 Years Maintenance Free

Forget about your fleet’s landing gear for 5 years. The Magnum 5 Year A440 comes with a 5-year maintenance-free warranty to protect your investment.

Download Our Drop Leg Catalog

A complete guide to the full JOST International product line.

Interested in JOST Landing Gear Products?

Use our dealer locator tool to find a certified parts dealer near you.


Request Info

Looking for more information? Have a question about a product or part? Fill out the form to submit your request.


Warranty Statements

Claims should be filed with JOST or any authorized sales or service outlet within 60 days of product failure.

Support Help

Have a question you’d like to talk to us about? We’re here to help. Just let us know what you’re looking for.