JDcrawlers Messageboard

what's the typical life expectancy on the 550g hydraulic pump ?

3k hrs seems low to have high copper in the fluid...?

Thanks for the info. How many hours where on the trans when pulled ? I'm definitely leaning more towards the 550 That's a smoking deal on the undercarriage lowest quote I got for complete undercarriage was $7300 in parts, but that's all rollers, idlers, sprockets, pads, rails adjuster seals & all bo...

Thanks. I'm pretty familiar with the manufacturer specs on both dozers, I've also ran both. guess what id realy like to know is which transmission is more durable less exspensive to work on (once the transmission is out) 550 most likely has never had a hydraulic, trans or final drive fluid change, l...

Thanks
I'm not a fan of all the electronics/hydrostatics on the newer machines, sure they are great when they're running properly, but hooking laptops up to equipment "don't turn me on" & it leaves me at the mercy of a tech for repairs.
nor do I have 50-100k to drop on a dozer...

Thanks I had the cat/JD dealer out to pull oil samples and look it over. Honestly I was less than satisfied with the inspection and what little info I received from them. The tech didn't seem to know much about anything older than the H series JD I asked the tech to hook gauges up and he said it's n...

Oregon

About 2hrs south of portland

Thanks for the reply. Around here used JD dozers are most common So I've adapted. I have been looking at equipment for close to two years and for now the prices keep going up, I'm getting closer and closer to needing a dozer to complete projects. I'm at the mercy of what's available (within inspecti...

John Deere 550G LT & 400G LT My biggest concern is the transmissions (which is more reliable/durable/least exspensive to work on) But any real world info is appreciated. I'm strongly concidering buying one of these dozers Both are bare back used in construction/never seen the forest. To be used on t...