DIVERSIFIED MACHINE INC. 2020 PRODUCT GUIDE
Simply stated Friction Fighter 10 Spline Quick
Change Gears are the strongest, lightest, highest
quality gears available. 9310 Ultra high strength
steel, stone ground, cryogenic processed and
REM® finished - The gear mesh area is
only 1" wide eliminating friction.
FFQCG- set#
R I C T I O N I G H T E R
Friction Fighter Quick Change Gears
Q U I C K C H A N G E G E A R S
#20 gear set weighs 4.23 lbs.
GEARCHART
24" x 18"
Laminated Gear
Charts are
available
To Determine Final Drive (# top teeth) / (# bottom teeth) x R&P Ratio = Final Drive
(Current RPM) / (Gear Ratio) x (New Gear Ratio) = New
RPM
R I C T I O N I G H T E R
Friction Fighter Quick
Change Gears
Example: 8200 5.42 5.56 8400
FFQCG 10 Spline Gear Ratios
To Determine RPM
Change
Gear Set No. of Teeth 4.12 Ring & Pinion (8-33 Teeth) 4.86 Ring & Pinion (7-34 Teeth)
1 23/23 4.12 / 4.12 4.86 / 4.86
2G 24/23 3.95 / 4.30 4.66 / 5.07
15G 22/21 3.94 /4.32 4.64 / 5.09
6 25/23 3.80 / 4.48 4.47 / 5.28
12 29/26 3.70 / 4.60 4.36 / 5.42
7 26/23 3.65 / 4.66 4.30 / 5.49
7G 24/21 3.61 / 4.71 4.25 / 5.55
8G 27/23 3.51 / 4.84 4.14 / 5.71
9G 24/20 3.44 / 4.95 4.05 / 5.83
11 27/22 3.36 / 5.06 3.96 / 5.96
13 25/20 3.30 / 5.16 3.89 / 6.08
4G 23/18 3.23 / 5.27 3.81 / 6.21
4 27/21 3.21 / 5.30 3.78 / 6.25
20 26/20 3.17 / 5.36 3.74 / 6.32
22 25/19 3.14 / 5.43 3.69 / 6.40
16 28/21 3.09 / 5.50 3.65 / 6.48
10 27/20 3.06 / 5.57 3.60 / 6.56
34 26/19 3.02 / 5.64 3.55 / 6.65
14 25/18 2.97 / 5.73 3.50 / 6.75
35 24/17 2.92 / 5.82 3.44 / 6.86
32 27/19 2.90 / 5.86 3.42 / 6.91
32G 26/18 2.85 / 5.96 3.36 / 7.02
37 28/19 2.80 / 6.08 3.30 / 7.16
23 27/18 2.75 / 6.19 3.24 / 7.29
21 26/17 2.70 / 6.31 3.18 / 7.43
43 28/18 2.65 / 6.42 3.13 / 7.56
28G 27/17 2.60 / 6.55 3.06 / 7.72
30 34/21 2.55 / 6.68 3.00 / 7.87
41 28/17 2.50 / 6.79 2.95 / 8.00
33G 27/16 2.45 / 6.96 2.88 / 8.20
31G 31/18 2.40 / 7.10 2.82 / 8.37
50 28/16 2.36 / 7.22 2.78 / 8.51
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