John Deere 4620 Problems

The brake breather has a leak in the 4620. The flexible tube that comes out of the top of the master cylinder and goes down, much like the old crankcase breathers.

I have fitted a new stroke control valve as advised by the JD dealer, sadly it did not seem to have helped. I have also noticed today that when the brakes

Does this tractor have a cold start engine disconnect like the 4020/4000 powershifts? Yes, they have the lever, but I have seen more than one that had

My brother’s 4620 syncro clutch was vibrating and making noise. Found pilot bearing destroyed, pilot thrust bearing missing. The release bearing

What is your opinion on installing thermostatic plugs in the three intake chambers that go into the head on the 4620? We are concerned that it will get

I am trying to help a friend that someone else left before the job was completed. He R & R’d pump to replace the seals and tried to start without

I found the 4620 and prime 7020 to be the only 2 Deere engines with the JDC pump. I’d like the pump shop to fit the pump like a 7020 engine and not

Any tips for installing the engine heater on the 4620? If you are going to use it regularly, buy the tank type. Block ones are nice, but they are usually

Can a late 1972 JD 4620 be prepared for a 540 PTO? I am thinking of buying a 4620 and the seller has told me that this particular 4620 (late ’

I bought a 4620 at auction, advertised as a hydraulic pump problem. The front end has had a few pieces replaced, like the piece that connects both ends