
Search found 100 matches
- Sun Sep 28, 2025 7:06 pm
- Forum: Show & Tell
- Topic: 440’s at work
- Replies: 4
- Views: 38405
Re: 440’s at work
Looks like fun 

- Thu Jul 17, 2025 7:23 pm
- Forum: Early model JD crawler technical support
- Topic: JD 430C - Spark Plug
- Replies: 5
- Views: 26935
Re: JD 430C - Spark Plug
Champion RC12YC will work
- Tue Jul 15, 2025 7:27 pm
- Forum: Early model JD crawler technical support
- Topic: Barn find 420C getting it going
- Replies: 20
- Views: 15351
Re: Barn find 420C getting it going
Bump
Any update?
Any update?
- Tue Jul 15, 2025 7:12 pm
- Forum: Show & Tell
- Topic: 430C restore - Where to start
- Replies: 20
- Views: 154468
Re: 430C restore - Where to start
Looking at the serial number list your crawler was made in 1959
- Mon Jul 14, 2025 4:38 pm
- Forum: Show & Tell
- Topic: 430C restore - Where to start
- Replies: 20
- Views: 154468
Re: 430C restore - Where to start
Looks like a pretty straight looking machine.How is the running gear/engine and undercarriage?
Welcome to the forum
Welcome to the forum
- Fri Apr 25, 2025 7:37 pm
- Forum: Late model JD crawler technical support
- Topic: New Guy bought my first crawler
- Replies: 12
- Views: 11286
Re: New Guy bought my first crawler
Welcome to the forum
- Fri Apr 18, 2025 7:38 pm
- Forum: Early model JD crawler technical support
- Topic: Knowledge Needed
- Replies: 11
- Views: 4574
Re: Knowledge Needed
Welcome to the forum
- Mon Apr 14, 2025 6:16 pm
- Forum: Early model JD crawler technical support
- Topic: 1953 JD Model 40-C Maintenance Questions
- Replies: 12
- Views: 16104
Re: 1953 JD Model 40-C Maintenance Questions
Welcome to the forum
any pictures of your machine?
any pictures of your machine?
- Sun Apr 06, 2025 5:41 pm
- Forum: Early model JD crawler technical support
- Topic: Early John Deere Engines and Running Gear
- Replies: 4
- Views: 69861
Re: Early John Deere Engines and Running Gear
Thanks for the help gentleman
This is the ad from 1956 that has me asking this question

This is the ad from 1956 that has me asking this question

- Tue Apr 01, 2025 5:26 pm
- Forum: Early model JD crawler technical support
- Topic: Early John Deere Engines and Running Gear
- Replies: 4
- Views: 69861
Early John Deere Engines and Running Gear
Hi folks, I have a question in regards to the engines and running gear on early John Deere crawlers and wheeled tractors M,40,420 ect.... what was the mechanical differences between each series up to the 440? as i have seen later JD ads stating the "New John Deere Engine" in the ads.I aways thought ...
- Tue Mar 25, 2025 1:43 pm
- Forum: Early model JD crawler technical support
- Topic: Barn find 420C getting it going
- Replies: 20
- Views: 15351
Re: Barn find 420C getting it going
How is the undercarriage?
- Mon Mar 24, 2025 2:27 pm
- Forum: Early model JD crawler technical support
- Topic: Barn find 420C getting it going
- Replies: 20
- Views: 15351
Re: Barn find 420C getting it going
Nice looking crawler.Looks like you need a few parts for that crawler battery covers (sides) and new seat cushions Lavoy should have those and any other parts you might need
http://www.jdcrawlers.com/parts_main.php
http://www.jdcrawlers.com/parts_main.php
- Fri Mar 21, 2025 6:10 pm
- Forum: Early model JD crawler technical support
- Topic: John Deere 420 Crawler Pushing a Truck Up a Snowy Hill In The Early 60's
- Replies: 0
- Views: 4112
- Fri Mar 21, 2025 5:59 pm
- Forum: Early model JD crawler technical support
- Topic: Barn find 420C getting it going
- Replies: 20
- Views: 15351
Re: Barn find 420C getting it going
Would it be possible for you to post pictures of your crawler aswell as the blades you have for it?
- Wed Mar 19, 2025 5:53 pm
- Forum: Early model JD crawler technical support
- Topic: Barn find 420C getting it going
- Replies: 20
- Views: 15351
Re: Barn find 420C getting it going
Welcome to the forum.You have a early or phase one 420c looking at the serial numbers it is a bit later into the 56 production run
Phase one serial numbers 80001-94818
Phase one serial numbers 80001-94818