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BRAKE DRUM PROGRESSIVE SECTION
Brake
Surface
Diameter
Overall
Depth
Brake
Surface
Flat
Pilot
Diameter
Bolt
Circle
Diameter
Bolt Holes
Drum
Number Weight Type Mount
Backface
Thickness
Special
Information
No. Size
16.50 BRAKE SURFACE DIAMETER
16.50 10.35 7.54
8.53
11.25 10 0.81 66883F 107
K O 0.50
Notched.
16.50 10.35 7.54
8.78
11.25 10 1.00 66867B 106
K O 0.50
Notched.
16.50 10.37 7.38
8.78
11.25 10 1.19 66660B 137
K O 0.62
16.50 10.37 7.38
8.78
11.25 10 1.19 66668F 125
H O 0.62
16.50 10.37 7.46
8.78
11.25 10 1.00 66661B 136
K O 0.50
For severe service
16.50 10.38 7.38
8.66
11.25 10 0.81 66896F 111
K O 0.50
16.50 10.38 7.38
8.66
11.25 10 1.50 66801B**
107
K O 0.50
16.50 10.54 7.54
8.78
11.25 10 1.00
66864F20
112
K O 0.50
*See footer.
Use 66884F for
heavy duty
applications.
16.50 10.54 7.54
8.78
11.25 10 1.00 76864B 102
V O 0.50
*See footer.
16.50 10.54 7.54
8.78
11.25 10 1.00
66864B20
111
K O 0.50
*See footer.
Use 66884B for
heavy duty
applications.
16.50 10.54 7.54
8.78
11.25 10 1.00 77864BW 109
V O 0.48
Vortex Unlimited
16.50 10.59 7.38
11.25
13.19 10 1.00 66250B 116
K O 0.50
16.50 10.59 7.38
11.25
13.19 10 1.00 66250F 116
K O 0.50
16.50 10.59 7.38
11.25
13.19 10 1.00 66251F 111
K O 0.50
16.50 10.62 7.62
8.53
11.25 10 0.81 66853B 119
K O 0.50
16.50 10.62 7.62
8.53
11.25 10 0.81 66893B 113
K O 0.50
16.50 10.62 7.62
8.53
11.25 10 0.81 66893F 114
K O 0.50
*See footer.
16.50 10.62 7.62
8.74
11.25 10 0.81 66890B 111
K O 0.50
16.50 10.62 7.62
8.78
11.25 10 1.00 66807B 111
H O 0.50
With windows
16.50 10.62 7.62
8.78
11.25 10 1.00 66843B 121
K O 0.50
Oil Groove.
16.50 10.62 7.62
8.78
11.25 10 1.00 66884B 117
K O 0.50
*See footer.
Use 66661B for
severe service.
16.50 10.62 7.62
8.78
11.25 10 1.00 66884F 119
K O 0.50
*See footer.
Use 66661B for
severe service.
16.50 10.62 7.81
9.00
10.83 8 1.00 66875B 110
K O 0.50
16.50 10.62 7.81
9.00
10.83 8 1.00 66875F 111
K O 0.50
*See footer.
16.50 10.62 7.81
9.00
11.25 10 0.81 66895B 110
K O 0.50
*See footer.
16.50 10.62 7.81
9.00
11.25 10 1.31 66888F 110
K O 0.50
16.50 10.75 7.50
9.44
11.25 10 0.81 60876B 107
K O 0.56
16.50 10.75 7.50
9.44
11.25 10 0.81 60876F 108
K O 0.56
*See footer.
16.50 10.82 7.50
8.78
11.25 10 1.00 65670B 117
K O 0.50
Oil Groove.
*See footer.
16.50 11.06 10.12
9.44
11.00 5 0.78 63410F 133
G I
0.50
6 0.66
16.50 11.10 8.61
8.78
11.25 10 1.00 66800B 119
K O 0.56
*See footer.
16.50 11.10 8.61
8.78
11.25 10 1.00 66800F 119
K O 0.56
*See footer.
Mount I=Inboard, O=Outboard
See Page 4 for Obsolete with No Replacement Brake Drums.
*Available for purchase through the pallet program. See Page 6 for pallet part numbers.
**Will become obsolete when current inventory is depleted. Call for availability - if purchased, parts are non-returnable.