MTB Tire Comparison:
Kenda Small Block Eight 2015 vs
Specialized S-Works Fast Trak 2016

Facebook like buttonTwitter like buttonEmail share button

Contents and Test Summary

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Conclusion
  • Kenda Small Block Eight
  • Specialized S-Works Fast Trak
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand KendaSpecialized
Model Small Block EightS-Works Fast Trak
Year 20152016
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighHigh
Buy At Ad Amazon.com
Manufacturer Part Number K1047 2125090012-4056
EAN
TPI 120120
Compound DTC60a
Bead FoldingFolding
ETRTO 54-62255-622
Size Inch 29"29"
Width Inch 2.102.20
Specified Weight 580 grams570 grams
Min Air Pressure 35 psi psi
Max Air Pressure 80 psi psi
Made In TaiwanTaiwan
Available Sizes 29 x 2.1029 x 2.30
29 x 2.10
27.5 x 2.30
27.5 x 2.10
26 x 2.30
26 x 2.10
Image
Kenda Small Block Eight 2015
Specialized S-Works Fast Trak 2016
Image
Kenda Small Block Eight 2015
Specialized S-Works Fast Trak 2016
Image
Kenda Small Block Eight 2015
Specialized S-Works Fast Trak 2016

Size and Weight Measurements


Size and Weight Measurements
Model Small Block EightS-Works Fast Trak
Specified Weight 580 grams570 grams
Measured Weight 589 grams588 grams
Measured Width Carcass 50 mm53 mm
Measured Width Tread 50 mm54 mm
Measured Height 50 mm52 mm
Measured Knob Height Center 2.5 mm2.5 mm
Measured Knob Height Edge 4.0 mm3.1 mm
Measured Total Thickness Sidewall 0.50 mm0.50 mm
Measured Casing Thickness Center 1.40 mm1.70 mm
All size measurements are taken at an air pressure of 35 psi / 2.4 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


advertisement
Rolling Resistance Test Results
Model Small Block EightS-Works Fast Trak
Inner Tube Conti MTB 29 (225 gr butyl)Conti MTB 29 (225 gr butyl)
Spin Up Video No VideoYouTube
Rolling Resistance
55 PSI / 3.8 Bar
25.5 Watts
CRR: 0.00764
22.9 Watts
CRR: 0.00686
Rolling Resistance
45 PSI / 3.1 Bar
27.0 Watts
CRR: 0.00809
23.4 Watts
CRR: 0.00701
Rolling Resistance
35 PSI / 2.4 Bar
30.2 Watts
CRR: 0.00905
24.9 Watts
CRR: 0.00746
Rolling Resistance
25 PSI / 1.7 Bar
35.6 Watts
CRR: 0.01067
28.0 Watts
CRR: 0.00839
All numbers are for a single tire at a speed of 29 km/h / 18 mph and a load of 42.5 kg / 94 lbs.

Use the formula: RR (Watts) = CRR * speed (m/s) * load (N) to calculate rolling resistance at a given speed and load.

Puncture Resistance Test Results


Puncture Resistance Test Result (higher is better)
Model Small Block EightS-Works Fast Trak
Puncture Resistance Tread 6 Points6 Points
Puncture Resistance Side 5 Points5 Points

Conclusion


Conclusion
Model Small Block EightS-Works Fast Trak
Full Review Full ReviewFull Review
Verdict Not RecommendedRecommended
Rating 2 / 53 / 5
Buy At Ad Amazon.com
  • Kenda Small Block Eight
  • Specialized S-Works Fast Trak
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)


Get updates on new articles