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Road Cycling “It is by riding a bicycle that you learn the contours of a country best, since you have to sweat up the hills and coast down them. Thus you remember them as they actually are, while in a motor car only a high hill impresses you, and you have no such accurate remembrance of country you have driven through as you gain by riding a bicycle.” -- Ernest Hemingway

Putting my bike on a diet

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Old 06-21-16, 10:13 PM
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Nice build at 13.15 lbs... let's see the rest of the bike.

Originally Posted by sbxx1985
This was a great thread. Free OCLV (Soloist).

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Old 06-22-16, 09:15 AM
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Old 06-22-16, 09:26 AM
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Originally Posted by jtuds
How do you actually know how much weight you're saving? Aren't listed weights sometimes inaccurate? And don't you have to somehow disassemble and weigh each part you're considering replacing before you know precisely how much you'll save by switching to something else?
No disassemble required. I think that I am like most folks in this forum....weigh the part as it gets nailed to the frame that was weighed before the assembly started.

Not so much a problem if you assemble (usually referred to as "build" the bike, on forums) the bike yourself.

If you bought a "stock" bike you can make Google your friend. I have found that parts (components in bike lingo) are very close in reality to the listed weights that a Google search would provide.

Last edited by gregjones; 06-22-16 at 09:34 AM.
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Old 06-22-16, 12:01 PM
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Originally Posted by FlatSix911
Nice build at 13.15 lbs... let's see the rest of the bike.
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Old 06-22-16, 12:50 PM
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Originally Posted by gregjones
No disassemble required. I think that I am like most folks in this forum....weigh the part as it gets nailed to the frame that was weighed before the assembly started.

Not so much a problem if you assemble (usually referred to as "build" the bike, on forums) the bike yourself.

If you bought a "stock" bike you can make Google your friend. I have found that parts (components in bike lingo) are very close in reality to the listed weights that a Google search would provide.
Where on google are you getting those listed weights? Most advertised weights are crap compared to the actual weights.
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Old 06-22-16, 01:07 PM
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Originally Posted by cyclebycle13
Where on google are you getting those listed weights? Most advertised weights are crap compared to the actual weights.
Hell, I posted something on Bike Forums. I knew that I was wrong the second that I hit the "return" key.
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Old 06-22-16, 07:22 PM
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Originally Posted by Doohickie
I put *me* on a diet. Now my bike/rider combination is 40 lb. lighter, and I can feel the difference in power-to-weight ratio.
Nice work, @Doohickie!
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Old 06-23-16, 04:20 PM
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Originally Posted by gregjones
Hell, I posted something on Bike Forums. I knew that I was wrong the second that I hit the "return" key.
Welcome to the WW world. Rule 1- claimed weights are just that. Most claimed weights are way off, especially frames - manufacturers tend to leave out things like paint, derailleur hangers, etc.

saddles and handlebars also tend to come in much heaver than claimed. The weight weenies forum has listings supplied by actual members- those tend to be more accurate.
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Old 06-23-16, 06:58 PM
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Originally Posted by cyclebycle13
The weight weenies forum has listings supplied by actual members- those tend to be more accurate.
I find those to be very close.

Weight Weenies
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Old 06-28-16, 02:56 PM
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Time for new pedals ... Crank Bros Titanium Eggbeaters

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Old 01-26-17, 09:59 PM
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Rebuilt stainless Speedplay Zero with ti spindles, bowties, and screws. Somewhere in this thread is the explanation how to do it. I just bought these from a friend who switched to Garmin pedals. My second rebuilt set. The Speedplay Nano Zero ti, which didn't exist when we rebuilt these, is 129g and $630 at CC.

Speedplay Nanogram Zero Titanium Pedals | Competitive Cyclist



A bit heavier than when I rebuilt mine. The first set from before, which have been flawless for years now. I assume you can find the parts on ebay.

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Old 01-26-17, 10:29 PM
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Save on cables. https://fairwheelbikes.com/power-cor...-cable-system/
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Old 01-26-17, 10:37 PM
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Rebuilding this now. 6.31 kg (<14lbs) in this pic.
Going to stay with Dura Ace pedals (those are MAVIC) and Di2 setup. BB is heavier.
Hope is for <13 lbs - without the mirror in Di2 setup. Might still have a mirror.
Going to non-Dura-Ace and cables would bring down quite a bit more (<12), but the DA just works too well.
MASI 6.31 kgsmall.jpg
This is now <12.

Last edited by Doge; 10-25-17 at 01:29 PM.
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Old 10-24-17, 08:12 AM
  #2939  
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We've made a few changes to our Calfee Dragonfly Tandem. Mostly for non weight reasons (aestethics, comfort)

Sram Red Cassette (about 40 grams lighter than the ultegra cassette)

Enve stem for the stoker (40 grams lighter than the Ritchie, )

Profile carbon bars for the stoke (65 grams lighter).

Extralight expander plug and top cap ( 37 grams lighter than the ENVE compression plug and top cap.)

Net effect of all the changes was to drop the weight from 24.9 to 24.5 pounds.

I'd really like to get it below 24 pounds, just fro bragging rights, but I'm running out of possibilities.


Some options: 1) replace Captain's X1 pedals with titanium spindled pedals (45 grams)

2) I have a Chinese knockoff of the PRofile bars fro the stoker, which are amazingly light at 155 grams (55 gram savings) but I'm leery of using these.
3) lighter tires (currently using Continental GP4000S 25mm

4) lighter cable housings.



I just don't see that adding up to 228 grams though.

Other ideas?
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Old 10-24-17, 08:47 AM
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Originally Posted by merlinextraligh
We've made a few changes to our Calfee Dragonfly Tandem. Mostly for non weight reasons (aestethics, comfort)

Sram Red Cassette (about 40 grams lighter than the ultegra cassette)

Enve stem for the stoker (40 grams lighter than the Ritchie, )

Profile carbon bars for the stoke (65 grams lighter).

Extralight expander plug and top cap ( 37 grams lighter than the ENVE compression plug and top cap.)

Net effect of all the changes was to drop the weight from 24.9 to 24.5 pounds.

I'd really like to get it below 24 pounds, just fro bragging rights, but I'm running out of possibilities.


Some options: 1) replace Captain's X1 pedals with titanium spindled pedals (45 grams)

2) I have a Chinese knockoff of the PRofile bars fro the stoker, which are amazingly light at 155 grams (55 gram savings) but I'm leery of using these.
3) lighter tires (currently using Continental GP4000S 25mm

4) lighter cable housings.



I just don't see that adding up to 228 grams though.

Other ideas?
Carbon rail saddles? Trim an inch of your bars and cut the seat tubes to min insertion depth. Titanium bolts for cages. Trim steerer tube and/or flip stem up to maintain same position. Lighter chain (hollow plates and pins)
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Old 10-25-17, 05:31 AM
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Avoid bread and grains. It will work wonders for your bike's total weight.
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Old 10-25-17, 07:56 AM
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Originally Posted by redlude97
Carbon rail saddles? Trim an inch of your bars and cut the seat tubes to min insertion depth. Titanium bolts for cages. Trim steerer tube and/or flip stem up to maintain same position. Lighter chain (hollow plates and pins)
already using Fizik Antares Carbon 00 at 140 grams, so not much opportunity there.

Already have Ti bolts.

As for the chain, what is there that's substantially lighter than Dura Ace? Given the loads put on a tandem it has to be durable.
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Old 10-25-17, 11:54 AM
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Originally Posted by merlinextraligh
already using Fizik Antares Carbon 00 at 140 grams, so not much opportunity there.

Already have Ti bolts.

As for the chain, what is there that's substantially lighter than Dura Ace? Given the loads put on a tandem it has to be durable.
KMC X11SL is the lightest I believe at 224g compared to 243g. 20g there X2/3 lengths? Are you using a chain belt drive or chain
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Old 10-25-17, 01:28 PM
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Originally Posted by gettingold
Avoid bread and grains. It will work wonders for your bike's total weight.
I was at the table with some of the youths (age 20-36) in MT doing the collegiate MTB nats. One didn't eat meat. Most ate everything. All were not close to double digit body composition - pretty much all too low to measure. I didn't see it mattered.

Me - grains are used for beer, right? I eat oats too. I'm well into the 2 digit BF composition.
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Old 10-25-17, 01:54 PM
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Originally Posted by Doge
I was at the table with some of the youths (age 20-36) in MT doing the collegiate MTB nats. One didn't eat meat. Most ate everything. All were not close to double digit body composition - pretty much all too low to measure. I didn't see it mattered.

Me - grains are used for beer, right? I eat oats too. I'm well into the 2 digit BF composition.
LOL, was just joshing. An important component of my training regimen is one-pint curls. That's partly why I ride.
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Old 10-25-17, 07:36 PM
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Originally Posted by redlude97
KMC X11SL is the lightest I believe at 224g compared to 243g. 20g there X2/3 lengths? Are you using a chain belt drive or chain
Timing belt is Gates CF. Dura Ace for the chain.

I think I've about hit rock bottom, without making choices that compromise performance/durability.

One obvious opportunity would be EE brakes, but i'm concerned they won't stop as well.

So while I'd like to be brag about a 23 pound tandem, not at the cost of degrading the bike's performance.
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Old 10-30-17, 07:24 AM
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Originally Posted by merlinextraligh
already using Fizik Antares Carbon 00 at 140 grams, so not much opportunity there.

Already have Ti bolts.

As for the chain, what is there that's substantially lighter than Dura Ace? Given the loads put on a tandem it has to be durable.
Try Berk saddles. Comfy and under 100g. The guys over on weightweenies rave about them.
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