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Can anyone figure out what teeth I need for this 1980 Komatsu D31Q-16?

Shoe3669

Active Member
Joined
Jul 30, 2023
Messages
35
Location
KC
I bought this little 1980 Komatsu D31Q-16 and I’m trying to figure out what teeth they used to have on it based on this picture:
IMG_2533.jpeg

Looks like 6 teeth, each with some sort of triangular 3-bolt pattern, which I can’t seem to find anywhere. Any ideas?
 

AMBMike

Senior Member
Joined
Jun 12, 2009
Messages
296
Location
Southeast KS
Occupation
Cat herder.
I would find some shanks that fit and weld them on. I've never had success keeping bolted shanks tight on a track loader, even from new. We always ran new loaders for a season then welded the factory shanks to the bucket all the way around.
And when you put them on, make sure the corner shanks are all the way out at the edge of the bucket similar to the way the ones are in the photo posted by @JimInOz .

Are those single grouser pads on the tracks?
 

Welder Dave

Senior Member
Joined
Oct 11, 2014
Messages
18,032
Location
Canada
I doubt a D31 has an 1 1/4" bucket lip. The best teeth for the corners are corner guard (Cat term) that straddle the side plates.
 

aussiechunda

Active Member
Joined
May 19, 2026
Messages
29
Location
australia
Put whatever teeth you want on it. The loader is operate has komatsu wa500 teeth because they are cheaper than hitachi teeth.1000001110.jpg
 

Deere500a

Senior Member
Joined
Mar 4, 2012
Messages
845
Location
Castro Valley ca
Dave he asked for a idea it's only a inch to fill & weld em 966 shanks on,the 3 bolt listed I see are big loaders. J200 for .75 lip only see weld on or 2 bolt but series & part # idea they're Cat shanks
 
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