American Truck Simulator

American Truck Simulator

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5L1C3R10T Jan 11, 2017 @ 2:44pm
Could someone explain the liftable axels setup to me?
I know how to raise and lower the axel, but haven't been able to find much of anything on how/when to lower or raise them... I'm not totally a noob to the game, but I just got my first chassis with a liftable axel on it and was wondering what the overall point in the game for them is...

I know that IRL they help distribute weight and help with cornering with a heavy load, but was wondering how similar if at all the application is in the game...
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Showing 1-15 of 24 comments
Birckablock Jan 11, 2017 @ 3:28pm 
In game they appear to not really serve a purpose. With the wheel up at some speeds your truck becomes a little more unstable than it is with them down.
ttower Jan 11, 2017 @ 3:42pm 
I ahve heard a few people say it helps with fuel economy to have the liftable axel up.
Ditchpig Jan 11, 2017 @ 4:15pm 
It makes it easier to turn corners with the axle lifted up. The tires are not dragged across the pavement.
Smoke Jan 11, 2017 @ 4:17pm 
Another axle on the ground = more rolling resistance which means more fuel is used.

Steerable axles ahead of the drive tires can help long frame trucks turn sharper. Here in Ontario Canada, any lift axle fitted to a trailer MUST be a steerable axle. Not sure on the laws for lift axles on trucks, but a lift axle fitted to the rear of a truck can also help reduce turning radius when lifted.

Each axle takes a portion of the weight, and each axle can only safely and legally carry so much weight. The heavier the load, the more axles is required.

Of course none of this actually matters in the game. The only practical use they have in game IMO is the steer axle fitted to a stretch/long frame truck to aid with cornering.
Last edited by Smoke; Jan 11, 2017 @ 4:19pm
5L1C3R10T Jan 11, 2017 @ 5:01pm 
ok thanks you all, i don't htink this chassis has a "steerable" lift axel. oh well, i think it's a cool little thing to have even if it doens't do much right now, thanks for all the help peoples, here's to keepin the shiny side up!
Birckablock Jan 11, 2017 @ 5:04pm 
No problem, have fun trucking. :hittheroad:
5L1C3R10T Jan 11, 2017 @ 5:45pm 
Originally posted by Birckablock:
No problem, have fun trucking. :hittheroad:

You too :)
Stoneslinger76 Jan 12, 2017 @ 3:57pm 
Originally posted by 5L1C3R10T:
I know how to raise and lower the axel, but haven't been able to find much of anything on how/when to lower or raise them...

When loaded proper use would be have it down at all times except when cornering.
Slow down (brake/geardown) for a corner, just before the corner raise it, drop 1 more gear and around the corner you go, drop the axle asap, drive on. Reach destion raise it for better turning and parking trailer.

If its a steerable axle when loaded down at all times, until you reach loading dock and need to backup. (reallife backup with steerable down will damage it)

Ingame loaded either type of lift axle will provide more brake/stoping power when lowered and weight capacity.
Last edited by Stoneslinger76; Jan 12, 2017 @ 3:59pm
5L1C3R10T Jan 12, 2017 @ 4:06pm 
Originally posted by Stoneslinger76:
Originally posted by 5L1C3R10T:
I know how to raise and lower the axel, but haven't been able to find much of anything on how/when to lower or raise them...

When loaded proper use would be have it down at all times except when cornering.
Slow down (brake/geardown) for a corner, just before the corner raise it, drop 1 more gear and around the corner you go, drop the axle asap, drive on. Reach destion raise it for better turning and parking trailer.

If its a steerable axle when loaded down at all times, until you reach loading dock and need to backup. (reallife backup with steerable down will damage it)

Ingame loaded either type of lift axle will provide more brake/stoping power when lowered and weight capacity.


cool, thanks for all this infor Stoneslinger76, this is exactly what i was wondering :)
Stoneslinger76 Jan 12, 2017 @ 4:16pm 
Originally posted by Mr.Smoke:
Another axle on the ground = more rolling resistance which means more fuel is used.

Steerable axles ahead of the drive tires can help long frame trucks turn sharper. Here in Ontario Canada, any lift axle fitted to a trailer MUST be a steerable axle. Not sure on the laws for lift axles on trucks, but a lift axle fitted to the rear of a truck can also help reduce turning radius when lifted.

Each axle takes a portion of the weight, and each axle can only safely and legally carry so much weight. The heavier the load, the more axles is required.

Of course none of this actually matters in the game. The only practical use they have in game IMO is the steer axle fitted to a stretch/long frame truck to aid with cornering


In Ontario one sickening detail about the maditory steerable trailer lift-axles, you can not have up/down controll switch in-cab, if you do you are penialized wieght max on the axle. (sorry can't recall exact amount but 1k-3k kgs)
Stoneslinger76 Jan 12, 2017 @ 4:18pm 
Originally posted by 5L1C3R10T:


cool, thanks for all this infor Stoneslinger76, this is exactly what i was wondering :)

No problem, its alot easier to explain in-cab then in text:steamhappy:

edit: you may want to try a truck mod that has a "midlift" non-steerable lift axle, you'll get the full effect of why you must raise it before a corner.

O ------- O ----- O - O -
Steer Lift Drive Drive

Last edited by Stoneslinger76; Jan 12, 2017 @ 4:29pm
C00lkidd Dec 9, 2017 @ 1:26am 
In the game settings, when assigning keys, there is a "lift axle" key and also "lift trailer axle" key. What is the difference, and should I use both? Thanks
FurBall Dec 9, 2017 @ 2:11am 
Originally posted by That Dude There:
In the game settings, when assigning keys, there is a "lift axle" key and also "lift trailer axle" key. What is the difference, and should I use both? Thanks
The lift axle key is to raise and lower the axle on the truck, if equipped. The lift trailer axle key lifts the axle on the trailer, when equiped. As of right now, not many trailers have lift axles. The only one I can remember is the Long Pesticides (I think. It's the one with the beacon) trailer and the long fuel trailer.
Hylton Trucking Dec 9, 2017 @ 5:37am 
Originally posted by IDGAF Anymore:
Originally posted by That Dude There:
In the game settings, when assigning keys, there is a "lift axle" key and also "lift trailer axle" key. What is the difference, and should I use both? Thanks
The lift axle key is to raise and lower the axle on the truck, if equipped. The lift trailer axle key lifts the axle on the trailer, when equiped. As of right now, not many trailers have lift axles. The only one I can remember is the Long Pesticides (I think. It's the one with the beacon) trailer and the long fuel trailer.
There are several trailer mods with lift axles (a lot of the spread axles have lifts for easier turning)
bukkie661 Dec 9, 2017 @ 6:06am 
Rolling resitance is one thing.
The extra axle is there mainly so that heavier loads can be pulled easier as the weight is distributed over a broader surface. Many hands make easy work, afterall. As soon as the load is delivered, the axle should be lifted because bobtailing with all axles is a big no-no.
A liftable axle on a trailer is there so that you can back the thing up. With all axles down, the trailer will refuse to turn in when backing it up.

As purely an european trucker I can add that for Europe, maximum axle-count is also a thing. Countries like Italy really limit the amount of axles that you can have at the floor at all times. That's why you see trans-european cab-overs generally rolling a single axle set-up as that allows them to pull a greater variety of trailers.
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Date Posted: Jan 11, 2017 @ 2:44pm
Posts: 24