Speed Constant Values of Motorcycles

In this article, you will find Speed Constant Values of Motorcycles. If you want to know what Speed Constant is, then here is an article on Calculating Engine RPM from Motorcycle Speed. Here I have mentioned only Speed Constant Values with some necessary specifications that help you to calculate and verify values mentioned in this website.

The RPM’s mentioned are the ones which produce Max Torque and Max RPM respectively. Comment below for any other Motorcycle values you are looking for. Viewers are free to contribute.

(Select your Brand below using ‘Table of Contents’)

YAMAHA

YAMAHA FZ-FI (BS3)

Tyre Size: 140/60-17
Tyre Diameter: 23.6141″
Tyre Circumference: 1.885 m
Tyre at 1 kmph: 8.8414 RPM
Primary Reduction: 3.4090
Final Reduction: 2.9285
Top Gear Ratio: 0.875
Speed Constant: 77.2327
12.8 Nm @ 6000 RPM, True Speed: 77.68 kmph
13.2 HP @ 8000 RPM, True Speed: 103.6 kmph

YAMAHA FZ (BS3)

Tyre Size: 140/60-17
Tyre Diameter: 23.6141″
Tyre Circumference: 1.885 m
Tyre at 1 kmph: 8.8414 RPM
Primary Reduction: 3.4090
Final Reduction: 2.857
Top Gear Ratio: 0.875
Speed Constant: 75.347
12.8 Nm @ 6000 RPM, True Speed: 79.63 kmph
13.2 HP @ 8000 RPM, True Speed: 106.17 kmph

YAMAHA YZF-R15 V1.0

Tyre Size: 100/80-17
Tyre Diameter: 23.3″
Tyre Circumference: 1.86 m
Tyre at 1 kmph: 8.9605 RPM
Primary Reduction: 3.042
Final Reduction: (42/14) 3.0
Top Gear Ratio: 0.84
Speed Constant: 68.7
15 Nm @ 7500 RPM, True Speed: 109.17 kmph
16.8 HP @ 8500 RPM, True Speed: 123.72 kmph

YAMAHA YZF-R15 V2.0 (BS3 | BS4)

Tyre Size: 130/70-17
Tyre Diameter: 24.1653″
Tyre Circumference: 1.929 m
Tyre at 1 kmph: 8.64 RPM
Primary Reduction: 3.042
Final Reduction: (47/15) 3.133
Top Gear Ratio: 0.84
Speed Constant: 69.17
15 Nm @ 7500 RPM, True Speed: 108.42 kmph
16.8 HP @ 8500 RPM, True Speed: 122.88 kmph

YAMAHA YZF-R15 V3.0 (BS4 | BS6)

Tyre Size: 140/70-17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.9730 m
Tyre at 1 kmph: 8.4473 RPM
Primary Reduction: 3.042
Final Reduction: (48/14) 3.4285
Top Gear Ratio: 0.84
Speed Constant: 74
14.1 Nm @ 8500 RPM, True Speed: 114.86 kmph
18.6 HP @ 10000 RPM, True Speed: 135.13 kmph

YAMAHA SZ (BS3)

Tyre Size: 100/90-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction : 3.4090
Final Reduction: 3.0
Top Gear Ratio: 0.916
Speed Constant: 81.2
12.8 Nm @ 6000 RPM, True Speed: 73.9 kmph
12.1 HP @ 7500 RPM, True Speed: 92.36 kmph

YAMAHA SS125 (BS3)

Tyre Size: 3.00-18 Metric:90/90-18
Tyre Diameter: 24.378″
Tyre Circumference: 1.946 m
Tyre at 1 kmph: 8.5646 RPM
Primary Reduction: 3.400
Final Reduction: 3.214
Top Gear Ratio: 0.875
Speed Constant: 81.9
10.4 Nm @ 6500 RPM, True Speed: 79.36 kmph
10.9 HP @ 7500 RPM, True Speed: 91.57 kmph

YAMAHA YBR 125 (BS3)

Tyre Size: 3.00-18 Metric:90/90-18
Tyre Diameter: 24.378″
Tyre Circumference: 1.946 m
Tyre at 1 kmph: 8.5646 RPM
Primary Reduction: 3.400
Final Reduction: 3.214
Top Gear Ratio: 0.875
Speed Constant: 81.9
10.4 Nm @ 6500 RPM, True Speed: 79.36 kmph
10.7 HP @ 7500 RPM, True Speed: 91.57 kmph

YAMAHA YBR 110 (BS3)

Tyre Size: 3.00-18 Metric:90/90-18
Tyre Diameter: 24.378″
Tyre Circumference: 1.946 m
Tyre at 1 kmph: 8.5646 RPM
Primary Reduction: 3.722
Final Reduction: 3.214
Top Gear Ratio: 0.875
Speed Constant: 89.6473
7.9 Nm @ 6000 RPM, True Speed: 66.93 kmph
7.5 HP @ 7500 RPM, True Speed: 83.66 kmph

YAMAHA CRUX (BS3)

Tyre Size: 2.75-18 Metric:80/90-18
Tyre Diameter: 23.67″
Tyre Circumference: 1.89 m
Tyre at 1 kmph: 8.8183 RPM
Primary Reduction: 3.722
Final Reduction: 3.143
Top Gear Ratio: 0.875
Speed Constant: 90.26
10.5 Nm @ 6000 RPM, True Speed: 66.47 kmph
10.4 HP @ 7500 RPM, True Speed: 83.09 kmph

YAMAHA YZF-R25 (BS3)

Tyre Size: 140/70-17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.973 m
Tyre at 1 kmph: 8.4474 RPM
Primary Reduction: 3.0434
Final Reduction: 3.0714
Top Gear Ratio: 0.92
Speed Constant: 72.645
22.6 Nm @ 10000 RPM, True Speed: 137.65 kmph
35.5 HP @ 12000 RPM, True Speed: 165.18 kmph

YAMAHA FZ25 (BS4 | BS6)

Tyre Size: 140/70-17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.9730 m
Tyre at 1 kmph: 8.4473 RPM
Primary Reduction: 3.0833
Final Reduction: 3.0667
Top Gear Ratio: 0.8518
Speed Constant: 68
20 Nm @ 6000 RPM, True Speed: 88.23 kmph
20.9 HP @ 8000 RPM, True Speed: 117.64 kmph

Yamaha RX135 4 Speed

Tyre Size: 2.75-18
Tyre Diameter: 23.5 inches
Tyre Circumference: 1.876 m
Tyre at 1 kmph: 8.8841 RPM
Primary Reduction: (74/19)3.8947
Final Reduction: (34/16)2.125
Top Gear Ratio: 1.00
Speed Constant: 73.527
10 Nm @ 6500 RPM, True Speed: 88.4 kmph
12 HP @ 7500 RPM, True Speed: 102 kmph

Yamaha RX135 5 Speed

Tyre Size: 3.00-18
Tyre Diameter: 24 inches
Tyre Circumference: 1.9158 m
Tyre at 1 kmph: 8.7 RPM
Primary Reduction: (74/19)3.8947
Final Reduction: (38/15)2.534
Top Gear Ratio: 0.917
Speed Constant: 78.71
12.25 Nm @ 7000 RPM, True Speed: 89 kmph
14 HP @ 7500 RPM, True Speed: 95.28 kmph

KTM

KTM DUKE / RC 125 (BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 3.2727
Final Reduction: (45/14) 3.2142 (Not So Sure)
Top Gear Ratio: 0.91667
Speed Constant: 83.5839
12 Nm @ 8000 RPM,True Speed: 95.71 kmph
14.5 HP @ 9250 RPM,True Speed: 110.66 kmph

KTM DUKE / RC 200 (BS3 | BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 3.2727
Final Reduction: 3.0
Top Gear Ratio: 0.91667
Speed Constant: 78
19.2 Nm @ 8000 RPM,True Speed: 102.56 kmph
25 HP @ 10000 RPM,True Speed: 128.2 kmph

KTM DUKE 250 (BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 2.6667
Final Reduction: 3.2857
Top Gear Ratio: 0.84
Speed Constant: 63.8
24 Nm @ 7500 RPM, True Speed: 117.5 kmph
30 HP @ 9000 RPM, True Speed: 141 kmph

KTM DUKE / RC 390 (BS3 | BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 2.6667
Final Reduction: 3.0
Top Gear Ratio: 0.84
Speed Constant: 58.25
36 Nm @ 7000 RPM, True Speed: 120.17 kmph
43.5 HP @ 9000 RPM, True Speed: 154.5 kmph

KTM Adventure 390 (BS6)

Tyre Size: 130/80-17
Tyre Diameter: 25.189″
Tyre Circumference: 2.010 m
Tyre at 1 kmph: 8.2919 RPM
Primary Reduction: 2.6667
Final Reduction: 3.0
Top Gear Ratio: 0.84
Speed Constant: 55.72
36 Nm @ 7000 RPM, True Speed: 125.62 kmph
43.5 HP @ 9000 RPM, True Speed: 161.52 kmph

HONDA

HONDA CBR 150 (BS3)

Tyre Size: 130/70-17
Tyre Diameter: 24.1653″
Tyre Circumference: 1.929 m
Tyre at 1 kmph: 8.64 RPM
Primary Reduction: 3.260
Final Reduction: 2.866
Top Gear Ratio: 0.923
Speed Constant: 74.50
12.66 Nm @ 8500 RPM, True Speed: 114.09 kmph
18.28 HP @ 10500 RPM, True Speed: 140.94 kmph

HONDA CBR 250 (BS3)

Tyre Size: 140/70-17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.973 m
Tyre at 1 kmph: 8.4474 RPM
Primary Reduction: 2.808
Final Reduction: 2.714
Top Gear Ratio: 0.963
Speed Constant: 62
22.9 Nm @ 7000 RPM, True Speed: 112.9 kmph
26.3 HP @ 10000 RPM, True Speed: 137 kmph

HONDA CB UNICORN (BS3)

Tyre Size: 100/90-18
Tyre Diameter: 25.0866″
Tyre Circumference: 2.002 m
Tyre at 1 kmph: 8.325 RPM
Primary Reduction: 3.3500
Final Reduction: 3.0714
Top Gear Ratio: 0.9375
Speed Constant: 80.3041
12.8 Nm @ 5500 RPM, True Speed: 68.49 kmph
12.9 HP @ 8000 RPM, True Speed: 99.62 kmph

HONDA Shine (BS4 | BS6)

Tyre Size: 80/100-18
Tyre Diameter: 24.3″
Tyre Circumference: 1.9398 m
Tyre at 1 kmph: 8.5919 RPM
Primary Reduction: 3.350
Final Reduction: 2.928
Top Gear Ratio: 0.958
Speed Constant: 80.7372
10.3 Nm @ 5500 RPM, True Speed: 68.12 kmph
10.16 HP @ 7500 RPM, True Speed: 92.9 kmph

HONDA CB Hornet 160 (BS4 | BS6)

Tyre Size: 140/70 -17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.9730 m
Tyre at 1 kmph: 8.4473 RPM
Primary Reduction: 3.136
Final Reduction: 3.133
Top Gear Ratio: 0.916
Speed Constant: 76.023
14.5 Nm @ 6500 RPM, True Speed: 85.5 kmph
14.9 HP @ 8500 RPM, True Speed: 111.8 kmph

HERO (formerly HERO HONDA)

HERO HONDA KARIZMA R/ZMR V1 (BS3)

Tyre Size: 100/90-18
Tyre Diameter: 25.0866″
Tyre Circumference: 2.002 m
Tyre at 1 kmph: 8.3250 RPM
Primary Reduction: 3.0909
Final Reduction: 3.0769
Top Gear Ratio: 0.815
Speed Constant: 64.52
18.35 Nm @ 6000 RPM, True Speed: 93 kmph
17.6 HP @ 7000 RPM, True Speed: 108.5 kmph

HERO IMPULSE (BS3)

Tyre Size: 110/90-17
Tyre Diameter: 24.7952″
Tyre Circumference: 1.979 m
Tyre at 1 kmph: 8.4217 RPM
Primary Reduction: 3.3500
Final Reduction: 2.9411
Top Gear Ratio: 0.9375
Speed Constant: 77.8
13.4 Nm @ 5000 RPM, True Speed: 64.27 kmph
13 HP @ 7500 RPM, True Speed: 96.4 kmph

HERO HONDA PASSION PRO 2009 (BS3)

Tyre Size: 3.00-18 Metric:90/90-18
Tyre Diameter: 24.378″
Tyre Circumference: 1.946 m
Tyre at 1 kmph: 8.5646 RPM
Primary Reduction: 3.722
Final Reduction: 3.143
Top Gear Ratio: 0.958
Speed Constant: 95.98
At 8000 RPM,True Speed: 83.3 kmph
8.04 Nm @ 4500 RPM, True Speed: 46.9 kmph
7.37 HP @ 7500 RPM, True Speed: 78.14 kmph

HERO ACHIEVER (BS3)

Tyre Size: 3.00-18 Metric: 90/90
Tyre Diameter: 24.378″
Tyre Circumference: 1.946 m
Tyre at 1 kmph: 8.5646 RPM
Primary Reduction: 3.3500
Final Reduction: 2.800
Top Gear Ratio: 0.9375
Speed Constant:75.31
12.8 Nm @ 5000 RPM, True Speed: 66.4 kmph
13.59 HP @ 8000 RPM, True Speed: 106.23 kmph

HERO GLAMOUR CARB/FI (BS3)

Tyre Size: 3.00-18 Metric: 90/90
Tyre Diameter: 24.378″
Tyre Circumference: 1.946 m
Tyre at 1 kmph: 8.5646 RPM
Primary Reduction: 3.3500
Final Reduction: 3.0714
Top Gear Ratio: 0.913
Speed Constant: 80.45
11 Nm @ 6000 RPM, True Speed: 74.58 kmph
11.5 HP @ 7500 RPM, True Speed: 93.23 kmph

HERO HF DAWN,HF DELUXE (BS3 | BS4)

Tyre Size: 2.75-18 Metric: 80/90
Tyre Diameter:23.67 “
Tyre Circumference: 1.89 m
Tyre at 1 kmph: 8.818 RPM
Primary Reduction: 3.722
Final Reduction: 3.0714
Top Gear Ratio: 0.958
Speed Constant: 96.57
7.7/8.05 Nm @ 5000 RPM, True Speed: 51.78 kmph
7.4/8.2 HP @ 8000 RPM, True Speed: 82.84 kmph

HERO HUNK/XTREME (BS3)

Tyre Size: 100/90-18
Tyre Diameter: 25.0866″
Tyre Circumference: 2.002 m
Tyre at 1 kmph: 8.325 RPM
Primary Reduction: 3.3500
Final Reduction: 3.0714
Top Gear Ratio: 0.9375
Speed Constant: 80.3
13.5 Nm @ 7000 RPM, True Speed: 87.17 kmph
11.64 HP @ 8500 RPM, True Speed: 105.85 kmph

HERO IGNITOR (BS3)

Tyre Size: 80/100-17
Tyre Diameter: 23.3″
Tyre Circumference: 1.86 m
Tyre at 1 kmph: 8.96 RPM
Primary Reduction: 3.3500
Final Reduction: 3.0714
Top Gear Ratio: 1.038
Speed Constant: 95.69
11 Nm @ 5000 RPM, True Speed: 52.25 kmph
10.9 HP @ 8000 RPM, True Speed: 83.6 kmph

BAJAJ

BAJAJ PULSAR 220F (BS3 | BS4 | BS6)

Tyre Size: 120/80-17
Tyre Diameter: 24.56″
Tyre Circumference: 1.96 m
Tyre at 1 kmph: 8.5034 RPM
Primary Reduction (B): 3.4736
Final Reduction (C): 2.5714
Top Gear Ratio (D): 0.8888
Speed Constant: 67.5
18.55 Nm @ 7000 RPM, True Speed: 103.7 kmph
20.4 HP @ 8500 RPM, True Speed: 125.92 kmph

BAJAJ PULSAR 180 UG4+ (BS3 | BS4 | BS6)

Tyre Size: 120/80-17
Tyre Diameter: 24.56″
Tyre Circumference: 1.96 m
Tyre at 1 kmph: 8.5034 RPM
Primary Reduction: 3.4736
Final Reduction: 2.7857
Top Gear Ratio: 0.92
Speed Constant: 75.7
14.22 Nm @ 6500 RPM, True Speed: 85.87 kmph
17.02 HP @ 8500 RPM, True Speed: 112.3 kmph

BAJAJ PULSAR 150 UG4+ (BS3 | BS4 | BS6)

Tyre Size: 100/90-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.922 m
Tyre at 1 kmph: 8.6715 RPM
Primary Reduction: 3.4736
Final Reduction: 2.9333
Top Gear Ratio: 0.92
Speed Constant: 81.27
13.25 Nm @ 6500 RPM, True Speed: 78.98 kmph
14 HP @ 8500 RPM, True Speed: 104.6 kmph

BAJAJ PULSAR 200 NS (BS3 | BS4 | BS6)

Tyre Size: 130/70-17
Tyre Diameter: 24.1653″
Tyre Circumference: 1.929 m
Tyre at 1 kmph: 8.64 RPM
Primary Reduction: 3.272
Final Reduction: 2.6
Top Gear Ratio: 0.9166
Speed Constant: 67.37
18.5 Nm @ 8000 RPM, True Speed: 118.75 kmph
24.5 HP @ 9750 RPM, True Speed: 144.72 kmph

BAJAJ XCD 125 DTS-Si (BS3)

Tyre Size: 3.00-17 Metric:90/90-17
Tyre Diameter: 23.378″
Tyre Circumference: 1.866 m
Tyre at 1 kmph: 8.9317 RPM
Primary Reduction: 3.4736
Final Reduction: 2.8
Top Gear Ratio: 0.9583
Speed Constant: 83.24
10.85 Nm @ 5000 RPM, True Speed: 60 kmph
9.53 HP @ 7000 RPM, True Speed: 84.1 kmph

BAJAJ DISCOVER 150 (BS3)

Tyre Size: 100/90-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.922 m
Tyre at 1 kmph: 8.6715 RPM
Primary Reduction: 3.571
Final Reduction: 3.071
Top Gear Ratio: 0.909
Speed Constant: 86.443
12.75 Nm @ 6500 RPM, True Speed: 75.2 kmph
14.3 HP @ 8500 RPM, True Speed: 98.33 kmph

ROYAL ENFIELD

RE BULLET STD 350, ELECTRA (BS3 | BS4 | BS6)

Tyre Size: 3.25-19 Metric: 100/90
Tyre Diameter: 26.0866″
Tyre Circumference: 2.082 m
Tyre at 1 kmph: 8.005 RPM
Primary Reduction: 2.15
Final Reduction: 2.533
Top Gear Ratio: 1
Speed Constant: 43.5948
28 Nm @ 4000 RPM, True Speed: 91.5 kmph
18.8 HP @ 5250 RPM, True Speed: 120.42 kmph

RE CLASSIC 350 (BS3 | BS4 | BS6)

Tyre Size: 110/90-18
Tyre Diameter: 25.7952″
Tyre Circumference: 2.059 m
Tyre at 1 kmph: 8.094 RPM
Primary Reduction: 2.15
Final Reduction: 2.375
Top Gear Ratio: 1.00
Speed Constant: 41.33
28 Nm @ 4000 RPM, True Speed: 96.7 kmph
18.8 HP @ 5250 RPM, True Speed: 120.42 kmph

RE THUNDERBIRD 350 (BS3 | BS4 | BS6)

Tyre Size: 120/80-18
Tyre Diameter: 25.559″
Tyre Circumference: 2.04 m
Tyre at 1 kmph: 8.17 RPM
Primary Reduction: 2.15
Final Reduction: 2.375
Top Gear Ratio: 1.00
Speed Constant: 41.718
28 Nm @ 4000 RPM, True Speed: 95.8 kmph
18.8 HP @ 5250 RPM, True Speed: 125.84 kmph

RE THUNDERBIRD 500 (BS3 | BS4 | BS6)

Tyre Size: 120/80-18
Tyre Diameter: 25.559″
Tyre Circumference: 2.04 m
Tyre at 1 kmph: 8.17 RPM
Primary Reduction: 2.15
Final Reduction: 2.11
Top Gear Ratio: 1.00
Speed Constant: 37.06
41.3 Nm @ 4000 RPM, True Speed: 107.9 kmph
27.57 HP @ 5250 RPM, True Speed: 141.66 kmph

RE BULLET 500, CLASSIC-FI (BS3 | BS4 | BS6)

Tyre Size: 120/80-18
Tyre Diameter: 25.559″
Tyre Circumference: 2.04 m
Tyre at 1 kmph: 8.17 RPM
Primary Reduction: 2.15
Final Reduction: 2.11
Top Gear Ratio: 1.00
Speed Constant: 37.06
41.3 Nm @ 4000 RPM, True Speed: 107.9 kmph
27.57 HP @ 5250 RPM, True Speed: 141.66 kmph

RE CONTINENTAL GT 535 (BS3)

Tyre Size: 130/70-18
Tyre Diameter: 25.1653″
Tyre Circumference: 2.008 m
Tyre at 1 kmph: 8.3 RPM
Primary Reduction: 2.15
Final Reduction: 2.00
Top Gear Ratio: 1.00
Speed Constant: 35.69
44 Nm @ 4000 RPM, True Speed: 112 kmph
29.1 HP @ 5100 RPM, True Speed: 142.9 kmph

RE INTERCEPTOR 650 (BS4 | BS6)

Tyre Size: 130/70-18
Tyre Diameter: 25.1653″
Tyre Circumference: 2.008 m
Tyre at 1 kmph: 8.3 RPM
Primary Reduction: 2.051
Final Reduction: 2.533
Top Gear Ratio: 0.962
Speed Constant: 41.48
52.3 Nm @ 5150 RPM, True Speed: 124.15 kmph
46.8 HP @ 7150 RPM, True Speed: 172.37 kmph

RE HIMALAYAN (BS4 | BS6)

Tyre Size: 120/90-17
Tyre Diameter: 25.5″
Tyre Circumference: 2.0356 m
Tyre at 1 kmph: 8.1876 RPM
Primary Reduction: 2.312
Final Reduction: 2.533
Top Gear Ratio: 1.0
Speed Constant: 47.95
24.3 Nm @ 4250 RPM, True Speed: 88.63 kmph
32 HP @ 6500 RPM, True Speed: 135.55 kmph

TVS

TVS APACHE 180 RTR (BS4 | BS6)

Tyre Size: 110/80-17
Tyre Diameter: 23.9291″
Tyre Circumference: 1.91 m
Tyre at 1 kmph: 8.726 RPM
Primary Reduction: 3.0952
Final Reduction: (46/14) 3.2857
Top Gear Ratio: 0.88
Speed Constant: 78
At 7000 RPM, True Speed: 89.74 kmph
At 8500 RPM, True Speed: 108.97 kmph

TVS APACHE 160 RTR (BS3 | BS4 | BS6)

Tyre Size: 110/80-17
Tyre Diameter: 23.9291″
Tyre Circumference: 1.91 m
Tyre at 1 kmph: 8.726 RPM
Primary Reduction: 3.0952
Final Reduction: 3.3846
Top Gear Ratio: 0.88
Speed Constant: 80.44
13.03 Nm @ 6500 RPM, True Speed: 80.81 kmph
14.91 HP @ 8000 RPM, True Speed: 99.45 kmph

TVS APACHE 150 (BS3)

Tyre Size: 100/80-18
Tyre Diameter: 24.3″
Tyre Circumference: 1.939 m
Tyre at 1 kmph: 8.595 RPM
Primary Reduction: 3.0952
Final Reduction: 3.3846
Top Gear Ratio: 0.88
Speed Constant: 79.24
12.3 Nm @ 6000 RPM, True Speed: 75.72 kmph
13.3 HP @ 8500 RPM, True Speed: 107.27 kmph

TVS SPORT DURALIFE (BS3)

Tyre Size: 3.00-17 Metric: 90/90
Tyre Diameter: 23.378″
Tyre Circumference: 1.866 m
Tyre at 1 kmph: 8.93178 RPM
Primary Reduction: 3.722
Final Reduction: 3.076
Top Gear Ratio: 0.958
Speed Constant: 97.96
8.7 Nm @ 5000 RPM, True Speed: 51 kmph
8.4 HP @ 7500 RPM, True Speed: 76.56 kmph

TVS STAR CITY 110 (BS3)

Tyre Size: 3.00-17 Metric: 90/90
Tyre Diameter: 23.378″
Tyre Circumference: 1.866 m
Tyre at 1 kmph: 8.93178 RPM
Primary Reduction: 3.722
Final Reduction: 2.929
Top Gear Ratio: 0.958
Speed Constant: 93.28
8.1 Nm @ 5000 RPM, True Speed: 53.6 kmph
8.2 HP @ 7500 RPM, True Speed: 80.4 kmph

TVS APACHE 200 4V (BS4 | BS6)

Tyre Size: 130/70-17
Tyre Diameter: 24.1653″
Tyre Circumference: 1.929 m
Tyre at 1 kmph: 8.64 RPM
Primary Reduction: 2.818
Final Reduction: 3.461
Top Gear Ratio: 0.88
Speed Constant: 74.15
At 7000 RPM, True Speed: 94.4 kmph
18.1 Nm @ 7000 RPM, True Speed: 94.4 kmph
20.2 HP @ 8500 RPM, True Speed: 114.63 kmph

TVS APACHE 160 4V (BS4 | BS6)

Tyre Size: 130/70-17
Tyre Diameter: 24.1653″
Tyre Circumference: 1.929 m
Tyre at 1 kmph: 8.64 RPM
Primary Reduction: 3.095
Final Reduction: 3.461
Top Gear Ratio: 0.88
Speed Constant: 81.44
14.1 Nm @ 7250 RPM, True Speed: 89 kmph
16 HP @ 8250 RPM, True Speed: 101.3 kmph

TVS APACHE RR310 (BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 3.080
Final Reduction: 2.47
Top Gear Ratio: 0.955
Speed Constant: 62.97
At 7700 RPM, True Speed: 122.28 kmph
27.5 Nm @ 7700 RPM, True Speed: 122.28 kmph
33.5 HP @ 9700 RPM, True Speed: 154 kmph

SUZUKI

SUZUKI GS 150R (BS3)

Tyre Size: 100/90-18
Tyre Diameter: 25.0866″
Tyre Circumference: 2.002 m
Tyre at 1 kmph: 8.325 RPM
Primary Reduction: 3.4761
Final Reduction: 2.9285
Top Gear Ratio: 0.8333
Speed Constant: 70.62
13.4 Nm @ 6000 RPM, True Speed: 84.96 kmph
13.8 HP @ 8500 RPM, True Speed: 120.36 kmph

SUZUKI GIXXER / SF (BS3)

Tyre Size: 140/60-17
Tyre Diameter: 23.6141″
Tyre Circumference: 1.885 m
Tyre at 1 kmph: 8.8417 RPM
Primary Reduction: 3.181
Final Reduction: 3.00
Top Gear Ratio: 0.875
Speed Constant: 73.83
13.8 Nm @ 6000 RPM, True Speed: 81.26 kmph
13.6 HP @ 8000 RPM, True Speed: 108.35 kmph

SUZUKI INAZUMA GW250 (BS3)

Tyre Size: 140/70-17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.973 m
Tyre at 1 kmph: 8.4474 RPM
Primary Reduction: 3.238
Final Reduction: 3.2857
Top Gear Ratio: 0.808
Speed Constant: 72.6171
22 Nm @ 6500 RPM, True Speed: 93.4 kmph
24 HP @ 8500 RPM, True Speed: 117 kmph

KAWASAKI

KAWASAKI NINJA 250 (BS3)

Tyre Size: 130/70-17
Tyre Diameter: 24.1653″
Tyre Circumference: 1.929 m
Tyre at 1 kmph: 8.64 RPM
Primary Reduction: 3.087
Final Reduction: 3.0714
Top Gear Ratio: 0.8928
Speed Constant: 73.137
22 Nm @ 8200 RPM, True Speed: 112.12 kmph
32.5 HP @ 11000 RPM, True Speed: 150.4 kmph

KAWASAKI NINJA 300 (BS3 | BS4 | BS6)

Tyre Size: 140/70-17
Tyre Diameter: 24.7165″
Tyre Circumference: 1.973 m
Tyre at 1 kmph: 8.4474 RPM
Primary Reduction: 3.087
Final Reduction: 3.00
Top Gear Ratio: 0.85714
Speed Constant: 67.055
27 Nm @ 10000 RPM, True Speed: 149.131 kmph
39 HP @ 11000 RPM, True Speed: 164 kmph

KAWASAKI NINJA 400 (BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 2.21875
Final Reduction: (41/14) 2.9285
Top Gear Ratio: 1.037
Speed Constant: 58.4
38 Nm @ 8000 RPM, True Speed: 136.98 kmph
49 HP @ 10000 RPM, True Speed: 171.23 kmph

KAWASAKI NINJA 650 (BS3 | BS4 | BS6)

Tyre Size: 160/60-17
Tyre Diameter: 24.56″
Tyre Circumference: 1.96 m
Tyre at 1 kmph: 8.5034 RPM
Primary Reduction: 2.095
Final Reduction: 3.06667
Top Gear Ratio: 0.85185
Speed Constant: 46.538
65.7 Nm @ 6500 RPM, True Speed: 139.67 kmph
68 HP @ 8000 RPM, True Speed: 171.9 kmph

BMW

BMW G310 R (BS4 | BS6)

Tyre Size: 150/60-17
Tyre Diameter: 24.0866″
Tyre Circumference: 1.9228 m
Tyre at 1 kmph: 8.668 RPM
Primary Reduction: 3.080
Final Reduction: (40/16) 2.5
Top Gear Ratio: 0.955
Speed Constant: 63.74
28 Nm @ 7500 RPM, True Speed: 117.66 kmph
34 HP @ 9500 RPM, True Speed: 149 kmph

BMW G310 GS (BS4 | BS6)

Tyre Size: 150/70-17
Tyre Diameter: 25.2677″
Tyre Circumference: 2.017 m
Tyre at 1 kmph: 8.2631 RPM
Primary Reduction: 3.080
Final Reduction: (40/16) 2.5
Top Gear Ratio: 0.955
Speed Constant: 60.76
28 Nm @ 7500 RPM, True Speed: 123.43 kmph
34 HP @ 9500 RPM, True Speed: 156.35 kmph