Not all changes came in that original box of bull gears, differential, tapered roller bearings on diff etc. After they still had bearing problems a new bearing package was introduced. I put in several to the same tractors I originally had put the update pkg in. The axles never did and still do not have tapered roller bearings. Flat roller bower bearing on inner and improved (with extra clearance for flexing axle) ball bearing on outer axle. The 656 has tapered roller pretty much all the way through and inner support on bull pinion shafts. Their bull gears are smaller in dia but much wider tooth profile. The latest lube tubes were not in the 560 original pkg either. That was an after thought. We had to drill holes in differential, bull pinion support housing when that tube was added.
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Today's Featured Article - Identifying Tractor Noises - by Curtis Von Fange. Listening To Your Tractor : Part 3 - In this series we are continuing to learn the fine art of listening to our tractor in hopes of keeping it running longer. One particularly important facet is to hear and identify the particular noises that our
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