6689371 Roller Assembly Fits Bobcat T590 T630 T650 T770 T320 T750
6689371 Roller Assembly Fits Bobcat T590 T630 T650 T770 T320 T750
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One New Aftermarket Replacement Bottom Roller Assembly Fits Bobcat Compact Track Loaders
This solid-mount bottom track roller is a direct replacement Fits Bobcat compact track loaders (CTL) running rubber track undercarriages. The roller guides both sides of the track lugs along the undercarriage frame, supporting the machine's weight and ensuring smooth, stable ground contact across demanding job-site conditions. Important: This roller is for solid-mount undercarriages only -- it is NOT compatible with suspension-mount (spring/oscillating) undercarriage systems, and it is NOT for use with steel tracks. This is the current 2-bolt style roller and replaces the older threaded-post style.
Specifications
- Mounting: Solid mount, 2-bolt style
- Threaded holes: 45mm
- Length: 7-5/8 in.
- Outer diameter: 7-7/8 in.
- Shaft diameter: 1-3/4 in.
Compatible Models
Fits Bobcat Compact Track Loaders (Solid Mount Undercarriage Only):
All serial numbers: 864, T140, T180, T190, T200, T250, T300, T320
Serial number restrictions apply to the following models -- verify your serial number before ordering:
- T550: S/N A7UJ11001 and later; AJZV11001 thru AJZV13999
- T590: S/N A3NR11001 thru A3NR15598; A3NS11001 thru A3NS11999; ALJU11001 thru ALJU16824; B37811001 thru B37811103
- T630: S/N A7PU11001 thru A7PU14999; AJDT11001 thru AJDT12999
- T650: S/N A3P011001 thru A3P019999; A3P111001 thru A3P113999; ALJG11001 thru ALJG15999; T1ML11001 and above; B2KZ11001 thru B2KZ11999
- T750: S/N ANKA11001 thru ANKA14999; ATF611001 and above
- T770: S/N A3P811001 thru A3P815999; A3P911001 thru A3P912999; AUYB11001 and above; AN8T11001 and above; ATF711001 and above; B3BW11001 thru B3BW11999
Replaces Part Number(s):
6689371, 6686632, 6732901, UNI70-0078
Aftermarket Interchange Numbers
UNI70-0051
New aftermarket replacement part - not remanufactured, not used.
