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I – Inboard Mount
O – Outboard Mount
X – Balanced
(tp) – Patented TruPilot Feature
(a) – Unequally spaced exciter ring mounting
(b) – Equally spaced exciter ring mounting
(c) – Peripheral mount pilot
(d) – Furnished with set screw holes
(e) – Notched
(f) – For ball seat or hub piloted applications
(o) – OEM captive part number
Active Part Numbers
In Order by Part Number
Active Part Numbers
In Order by Size
Obsolete Part Numbers
In Order by Part Number
Gunite
No.
Drum
Weight
Drum
Mount
Drum
Type
Wheel
Type
Brake Size
Overall
Depth
Width
of Brake
Surface
Pilot
Dia.
Bolt
Circle
Dia.
Bolt Holes
Special Information
No.
Size
2778X
(o)
71
I
AAA Disc
15.00x5.00 6.62 5.50 9.44
11.25
10
1.25
2782
104
I
ABA Spoke
16.50x7.00
9.12
7.43 11.25 12.75
6
0.78
2782X 104
I
ABA Spoke
16.50x7.00
9.12
7.43 11.25 12.75
6
0.78
2789
39
I
AAA Spoke
15.00x3.50 4.37
3.81
9.44
11.25
6
0.65
2789X 39
I
AAA Spoke
15.00x3.50 4.37
3.81
9.44
11.25
6
0.65
2808
77
I
ADE Spoke
15.00x5.00 8.00 5.75 6.44
8.75
5
0.78
2808A 77
I
ADE Spoke
15.00x5.00 8.00 5.75 6.44
8.75
5
0.81
2808AX 77
I
ADE Spoke
15.00x5.00 8.00 5.75 6.44
8.75
5
0.81
2808B 77
I
ADE Spoke
15.00x5.00 8.00 5.75 6.44
8.75
10
0.78
2808BX 77
I
ADE Spoke
15.00x5.00 8.00 5.75 6.44
8.75
10
0.78
2808X 77
I
ADE Spoke
15.00x5.00 8.00 5.75 6.44
8.75
5
0.78
2827
55
I
ABG Spoke
15.00x3.50 6.06 3.93 10.00 11.00
5
0.53
2827X 55
I
ABG Spoke
15.00x3.50 6.06 3.93 10.00 11.00
5
0.53
2829 102
I
AAA Spoke
15.00x6.00 7.03 6.41
9.44
11.00
6
0.65
2829X 102
I
AAA Spoke
15.00x6.00 7.03 6.41
9.44
11.00
6
0.65
2830 (o)
78
I
ABG Disc
15.00x6.00 8.68 6.75 9.37
11.25
10
0.81
2830X
(o)
78
I
ABG Disc
15.00x6.00 8.68 6.75 9.37
11.25
10
0.81
2831 (o)
89
I
ABA Disc
16.50x6.00 8.00 6.46 9.37
11.25
10
0.81
2831A
(o)
89
I
ABA Disc
16.50x6.00 8.00 6.46 9.37
11.25
10
0.81
2831AX
(o)
89
I
ABA Disc
16.50x6.00 8.00 6.46 9.37
11.25
10
0.81
2831X
(o)
89
I
ABA Disc
16.50x6.00 8.00 6.46 9.37
11.25
10
0.81
2832 (o)
84
I
ACA Disc
15.00x6.00 9.00 6.68 7.50 8.75
6
0.81
2832X
(o)
84
I
ACA Disc
15.00x6.00 9.00 6.68 7.50 8.75
6
0.81
2833 (o)
93
I
ACF
Disc
16.50x6.00 8.28 6.59 7.50 8.75
6
0.81
2833X
(o)
93
I
ACF
Disc
16.50x6.00 8.28 6.59 7.50 8.75
6
0.81
2843A
(o)
94
I
ABA Spoke
15.00x6.00 8.37
7.50 11.00 12.50 5/6
0.65
2843AX
(o)
94
I
ABA Spoke
15.00x6.00 8.37
7.50 11.00 12.50 5/6
0.65
2845
30
I
AFG Disc
14.00x2.50 4.03 3.00 4.60 6.00
6
0.51
2845
30
I
AFG Disc
14.00x2.50 4.03 3.00 4.60 5.50
6
0.51
2845X 30
I
AFG Disc
14.00x2.50 4.03 3.00 4.60 6.00
6
0.51
2845X 30
I
AFG Disc
14.00x2.50 4.03 3.00 4.60 5.50
6
0.51
2846
51
I
AFG Spoke
16.25x3.50 4.96 3.93 10.00 11.00
5
0.53
2846C
51
I
AFG Spoke
16.25x3.50 4.96 3.93 10.00 11.00
6
0.53
2846CX 51
I
AFG Spoke
16.25x3.50 4.96 3.93 10.00 11.00
6
0.53
2846X
51
I
AFG Spoke
16.25x3.50 4.96 3.93 10.00 11.00
5
0.53
2847
57
I
AFD Spoke
16.25x3.50 4.95 4.06 10.00 11.00
5
0.53
2847A 57
I
AFD Spoke
16.25x3.50 4.82 3.93 10.00 11.00
5
0.53
2847AX 57
I
AFD Spoke
16.25x3.50 4.82 3.93 10.00 11.00
5
0.53
2847X 57
I
AFD Spoke
16.25x3.50 4.95 4.06 10.00 11.00
5
0.53
2848
52
I
ACG Spoke
15.00x3.50 6.06 3.93 10.00 11.00
5
0.53
2848X 52
I
ACG Spoke
15.00x3.50 6.06 3.93 10.00 11.00
5
0.53
2849
95
I
ABB Spoke
16.50x6.00 8.15 6.62 11.00 12.50
5
0.65
2849A 95
I
ABB Spoke
16.50x6.00 8.15 6.62 11.00 12.50
6
0.65
2849AX 95
I
ABB Spoke
16.50x6.00 8.15 6.62 11.00 12.50
6
0.65
2849B 95
I
ABB Spoke
16.50x6.00 8.15 6.62 11.00 12.50
5
0.65
Semi-finished brake
surface.
2849BX 95
I
ABB Spoke
16.50x6.00 8.15 6.62 11.00 12.50
5
0.65
Semi-finished brake
surface.