Front Idler
Front Idler
My front idler has failed, it's squealing and rubbing against the rock guards. I'm going to have to tear it apart and I'm not sure I can get the master pin drove out on my own. I'm thinking about buying a split master link, I assume I'd cut a link apart but I still have to drive out two pins and install two pins correct?
I've seen some home made track press ideas and I might try to build one of those, just make sure there is no place to rent one correct? I called the local JD and they want $1000 to come and split the tracks, that's with me having everything prep'd which I do.
I've seen some home made track press ideas and I might try to build one of those, just make sure there is no place to rent one correct? I called the local JD and they want $1000 to come and split the tracks, that's with me having everything prep'd which I do.
JD- 450C track loader
Serial #208336T
Serial #208336T
Re: Front Idler
I was able to get the track off without splitting it by taking the grease fitting out of the tensioner, compressing it with a block and the bucket and using a come a long and bars to lift, poke, tug, wiggle the track to the side. The idler then came off easily.
Re: Front Idler
Getting that pin out is by far the worst thing I've ever done to my loader...sheesh....When I order new rails, they are going to have the 2 piece split master.
JD- 450C track loader
Serial #208336T
Serial #208336T
Re: Front Idler
I ended up ruining the pin getting it out. I have Berco tracks on my machine, can I just order a master pin for a 450c or do I need to go to Berco and get a master pin from them? Any ideas?
JD- 450C track loader
Serial #208336T
Serial #208336T
Re: Front Idler
Call or e-mail Lavoy who owns this site. He sells parts and can help you get what you need. He's reasonable and competitive with his prices as well.
40 plus years working on JD 350s, 400Gs, 450s and other equipment both Ag and Construction.
- 450FiveString
- 430 crawler
- Posts: 81
- Joined: Sun Aug 14, 2016 3:23 pm
- Location: Tennessee
Re: Front Idler
Did you replace the idler or just the bearings? I need an idler for a 450 straight and need a source.
Re: Front Idler
For those reading along a standard 450c master pin will not work with the berco tracks, it's too small. I think it's 1.250 and I need 1.375 =(
JD- 450C track loader
Serial #208336T
Serial #208336T
Re: Front Idler
Well I got the new idler, it's not made the same as the old one it's basically flat inside more like a wheel than the original. The front idler shields will not fit correctly. There are two options, I can install without or I can try and flatten them out and reshape then. I'm wonder because the idler not longer has the deep dish are the shields needed?
Any thoughts?
Any thoughts?
JD- 450C track loader
Serial #208336T
Serial #208336T
Re: Front Idler
From what I remember the shields are no longer needed. With the idler being flat it doesn't collect dirt or in most cases mud like the originals do. I would rat hole the old shields and just hang onto them. But then that's why the wife calls me a pack rat!!
But I would leave them off if it was mine.

40 plus years working on JD 350s, 400Gs, 450s and other equipment both Ag and Construction.
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