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cat d9h and kamatsu 355

fiat41b

Senior Member
Joined
Jul 15, 2008
Messages
352
Location
pawnee il.
I thought the kamatsu d355 was more in line with the fiat 41
I'm not for sure what the actual track pitch is on a d9h or g is but going thru my tractors history file I found papers with tracks from kamatsu d355
my d8k is 9.00 in pitch
long time ago was working for a guy lost track pad on d65 lgp went to dealer bought a pad it would not fit as it has cat tracks
 

fiat41b

Senior Member
Joined
Jul 15, 2008
Messages
352
Location
pawnee il.
sorry its the d455 that's basically same size as 41b vta1710 cummins engine
I guess I was just wondering if 355 has same pitch as d9h on the tracks
 

DMiller

Senior Member
Joined
Feb 21, 2010
Messages
16,582
Location
Hermann, Missouri
Occupation
Cheap "old" Geezer
The rails on a D355 should be 10.25 pitch, 88mm bushing OD where D9G/H uses similar at 10.25 pitch 89mm OD. Could be a direct interchange without sprocket wear.
 

StanRUS

Senior Member
Joined
Mar 7, 2016
Messages
767
Location
Cal
The rails on a D355 should be 10.25 pitch, 88mm bushing OD where D9G/H uses similar at 10.25 pitch 89mm OD. Could be a direct interchange without sprocket wear.
Might be issue with roller flanges that requires widening of D9G-H.

FA41B trans pinion breakage was issue and steering clutch-brake drum wear (sticky release) after 3,000hrs usage. Komatsu 455, 2 transmissions in 1 case, like ALL larger Komatsu use 8,000hrs and sell!!!!
 

fiat41b

Senior Member
Joined
Jul 15, 2008
Messages
352
Location
pawnee il.
ok thx
I'm just wondering if my d9 has komatsu rails and pads this ol 9 was in a rental for the past 20 years mostly to the rail road
did not get used much I was just reading thru this box of history records that go back to 2004
 

StanRUS

Senior Member
Joined
Mar 7, 2016
Messages
767
Location
Cal
ok thx
I'm just wondering if my d9 has komatsu rails and pads this ol 9 was in a rental for the past 20 years mostly to the rail road
did not get used much I was just reading thru this box of history records that go back to 2004
Komatsu used a different 'master link', you should be able to ID that way...OR post a photo of the master link used on your D9.
 
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