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Extending Stock A-Arms?


decon

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I was thinking, wouldn't it be possible to extend the stock a-arms? I mean, you could get 4 pieces of 2 inch tubing, cut the stock a-arms , weld the 2" tubing together, and you would have some +2 a arms. if possible I have some questions. are the stock a-arms strong as aftermarket a-arms? would they hold up? would new ball joints be useful ? and what are the stock a-arms constructed of?

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Being the cheap bastard that I am, I looking into doing this also. But I determined that it wouldn't be worth the effort. Here are all of the cons I can think of right now:

1. The stock a-arms are extremetly weak. Not only is the tubing very thin walled but the ball joint mounts bend very easily.

2. The ball joints are non-replaceble, so once they are worn out, you would have to build a whole new set of a-arms.

3. It would be very easy to screw up the caster and camber alignment if you weren't careful with your measurements.

4. The A-arms are, well, shaped like an A. Since the two tubes that need extended are not parallel, then you would also have to bend/straighten the tubes before you could weld in extensions.

5. You will still have to buy or build longer tie rod sleaves.

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I was thinking of simply making a spacer to add on to the frame and use the A arms the way they are but space them what ever distance you wanted. The problem with that is all the fabrication and you would still need longer tie rods {which you will need no matter what}. The advantage is the steering would not be effected like wheel spacers, you can always get a set of used stock A arms pretty cheap if something happens and you wouldn't need new shocks because the actual A arm is the same.

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I was thinking of simply making a spacer to add on to the frame and use the A arms the way they are but space them what ever distance you wanted. The problem with that is all the fabrication and you would still need longer tie rods {which you will need no matter what}. The advantage is the steering would not be effected like wheel spacers, you can always get a set of used stock A arms pretty cheap if something happens and you wouldn't need new shocks because the actual A arm is the same.

If you did that wouldn't the shock mounts be in the wrong location. It'd sit very low. You wouldn't gain any travel in suspension. I think it would ride rougher because your spreading the pivot points of the a-arms. I just don't know for sure. That'd be kind of scary.

 

 

My biggest fear of bending the stock a-arms to extend them is the joints bend way to easy on them when jumping. I've folded a couple sets.

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Being the cheap bastard that I am, I looking into doing this also. But I determined that it wouldn't be worth the effort. Here are all of the cons I can think of right now:

1. The stock a-arms are extremetly weak. Not only is the tubing very thin walled but the ball joint mounts bend very easily.

2. The ball joints are non-replaceble, so once they are worn out, you would have to build a whole new set of a-arms.

3. It would be very easy to screw up the caster and camber alignment if you weren't careful with your measurements.

4. The A-arms are, well, shaped like an A. Since the two tubes that need extended are not parallel, then you would also have to bend/straighten the tubes before you could weld in extensions.

5. You will still have to buy or build longer tie rod sleaves.

ditto :rolleyes: . anyways, here are solutions i came up with.

 

1.Since the stock a-arms are weak, I would have them replicated with maybe some .120 tubing, also with the +2 extension. see, my dad has been in the auto body world for 20+ years. Hes owned his own shop for about 15 years, and is currently working as a local shop. he can do it all, welding, fixing cars up real good, painting, and everything else, so I was gonna have him do it for me.

2. I was going to use these ball joints, http://www.rockymountainatv.com/home.asp?SID=0003135723

3.I will be very very careful :D

4. planning on just adding some straight lengthed tubing, shouldnt mess up the alignment with the wheels.

5.get longer ones built

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just a quick note i extended my stock arms 3 inches each side by setting up jig and welding in slightly larger chromoley tubing. have had lots of air time no bends the only time i bent the ball joint locator was when i hit wash out side ways but other than that the suspension absorbs all. Extra ht gained was 60 mm compared to stock bike

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