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access this sheet top left or by joining our google group....................
https://groups.google.com/forum/#!forum/fastfitnesstips
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FFT OSPW Real World Marginal Gains
FFT OSPW Real World Marginal Gains
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>> helps you calculate your time saving when installing oversize rear pulley cage and bearings (OSPW)
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Type of bike event (road/gravel/TT)?TT/Tri
<< select ride type
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Enter your EVENT power (watts)260watts
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2
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Enter planned ride distance180.00km
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2
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Your current weight (& units)67.0kg
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Enter average ride incline (%)0
% grade
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Projected approx ride speed ..........................
40.20kph
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Projected approx ride time ..........................
4 hrs 28 mins 32 secs4 hrs 28 mins 32 secs
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automatically generated
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Raw Savings
Scaling Effect of OSPW savings
Converted to Secs Saved/Lost
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edit with caution
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-34g
weight
weight change estimate (grams)-34g-0.03 kph................>>>>-0 hrs 00 mins 07 secs
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default = -34automatically generated
-34g | -1.1968 ounces
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Rough watts
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1.41.4w
drivetrain
Drivetrain friction gains1.32................>>>>0 hrs 00 mins 46 secs
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default = 1.4automatically generated
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-0.2waeroAerodrag losses-0.48................>>>>-0 hrs 00 mins 17 secs
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default = -0.8automatically generated
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Cummulative change (actually a saving) 0 hrs 00 mins 23 secs
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38.35
Aero_clothing
Wore a skinsuit vs good fitting road kitNil
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6.8
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4.67
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3.8We invite you to Join:0.00
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2.4
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1.6
https://www.strava.com/clubs/fastfitnesstips
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1.4
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0.977
https://www.patreon.com/fastfitnesstips
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0.255
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15Share this sheet:
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11.5
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9.8https://fft.tips/surface0
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9.70
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8.66Related Sheets0
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7.650
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4.78https://fft.tips/pressure0
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5.50
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5.4https://fft.tips/tyre0
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3.20
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3.1Social Links0
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30
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2.8https://fft.tips/facebook00.0007389440511
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2.500.0006602430965
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2.33https://fft.tips/strava00.000615595961
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2.200.0005814296241
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2.1https://fft.tips/instagram00.0005551334154
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1.900.0005025033606
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1.88https://fft.tips/twitter00.0004972375926
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1.800.000476169494
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1.38https://fft.tips/youtube00.000365429839
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1.2200.0003231848073
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1.1200.0002967652432
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0.96NilNil00.0002544676401
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0.77NilNil00.0002041971421
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0.75NilNil00.0001989028495
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0.62#REF!0#REF!0.0001644775803
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0.51NilNil00.0001353317512
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0.47NilNil00.000124729457
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0.38NilNil00.0001008668591
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0.22NilNil00.00005841902044
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0.18NilNil00.00004780196832
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44NilNil00.01058605858
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19NilNil00.004828928143
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17NilNil00.004340341895
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11.1NilNil00.002872761565
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4.21NilNil00.001107339481
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4.55NilNil00.001195804521
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5.1NilNil00.001338608926
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2.7NilNil00.0007127228847
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0.432NilNil0.000114655394
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7.77#REF!0 hrs 00 mins 00 secs#REF!0.002026625988
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1.89NilNil00.0004998705394
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0.42NilNil00.0001114737296
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0.123
Drivetrain
Optimized (waxed) cassette (see bit.ly/fftdrivetrain)NilNil00.00003266914705
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2.5
Drivetrain weight
Lightweight groupset (eg 2kg vs 2.5kg)use G30use G3000.0006602430965
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1.4
OSPW_Drivetrain
Oversize pulley cage (CS OSPW +1.4w - 0.8w +22g of aero loss)
#REF!0 hrs 00 mins 00 secs#REF!0.0003707081962
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-0.8
OSPW_Aero
Oversize pulley cage (CS OSPW +1.4w - 0.8w +22g of aero loss)
#REF!0 hrs 00 mins 00 secs#REF!0.0002129541567
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1x_Drivetrain
1x vs 2x (3.4w drivertain 1.64aero 330g)#REF!0 hrs 00 mins 00 secs#REF!40.001312672084
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1x_Aero
1x vs 2x (3.4w drivertain 1.64aero 330g)#REF!0 hrs 00 mins 00 secs#REF!0.001571490737
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9.999
Equipment Weight
Equipment weight gain or loss (eg 7kg to 9kg = 2kg) (Use G30 above)
use G30use G3000.002594452498
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4.22MiscNot excessively rigid frameNilNil00.001109943426
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0.05MiscGood headset bearings (low friction losses)NilNil00.00001328246835
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Rider size
Rider has large (with a slow CDA) vs smaller sizeNilNil00.008357791482
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19.5
Rider weight
Rider weight changed (eg 4kg) (Use G30 above)use G30use G3000.004950385804
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21.11
Tyres
[Level 1] Not using MTB tyres (eg road or CX tyres)NilNil00.005339626801
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Tyres
[Level 2] Swapped to road tyres from cyclocross tyresNilNil00.003349719286
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10.55
Tyres
[Level 3] Very best CRR road tyres vs normal road tyresNilNil00.002733911079