Bike Mechanical & Structural

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The rules of endless sphere.

Last post by neptronix « Jul 31 2022 3:51pm
Posted in Forum Rules and Features
Replies: 28
by neptronix » Apr 30 2021 12:14pm » in Forum Rules and Features
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28 Replies

10587 Views

Last post by neptronix
Jul 31 2022 3:51pm
Welcome Message to New Members

Last post by amberwolf « Jul 24 2020 7:11pm
Posted in General Discussion
Replies: 3
by amberwolf » Aug 07 2016 6:59pm » in General Discussion

3 Replies

83258 Views

Last post by amberwolf
Jul 24 2020 7:11pm
Adding pictures?

Last post by Voltron « Jun 13 2022 11:06am
Posted in General Discussion
Replies: 226
by deronmoped » Dec 11 2009 12:59pm » in General Discussion
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226 Replies

451862 Views

Last post by Voltron
Jun 13 2022 11:06am

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Sticky thread index for "Bicycle Mechanical & Structural"

Last post by spinningmagnets « Mar 21 2021 8:15am
Replies: 1
by spinningmagnets » Mar 21 2021 7:44am

1 Replies

3265 Views

Last post by spinningmagnets
Mar 21 2021 8:15am
Marlin 5 diy ebike gearing questions for top speed pedalling

Last post by ManBroSON « Aug 07 2022 4:51pm
Replies: 5
by ManBroSON » Aug 06 2022 5:17pm

5 Replies

114 Views

Last post by ManBroSON
Aug 07 2022 4:51pm
Bike not shifting down

Last post by E-HP « Aug 07 2022 2:27pm
Replies: 5
by Sketch89 » Aug 06 2022 1:50am

5 Replies

91 Views

Last post by E-HP
Aug 07 2022 2:27pm
Adding spokes to wheels.

Last post by calab « Aug 06 2022 12:29am
Replies: 1
by zerodish » Aug 04 2022 6:23am

1 Replies

108 Views

Last post by calab
Aug 06 2022 12:29am
absolutely ridiculous ebike

Last post by CONSIDERABLE SHOUTING « Aug 05 2022 10:58am
Replies: 3
by nicobie » Aug 04 2022 9:20pm

3 Replies

206 Views

Last post by CONSIDERABLE SHOUTING
Aug 05 2022 10:58am
IGH's and mid-mount motors

Last post by Stealth_Chopper « Aug 03 2022 10:17am
Replies: 24
by The Madmadscientist » Jul 29 2022 11:41am

24 Replies

473 Views

Last post by Stealth_Chopper
Aug 03 2022 10:17am
Upgrade brakes and running shifter cable under Tongsheng mid drive motor

Last post by 99t4 « Aug 02 2022 2:46pm
Replies: 52
by scrolltonowhere » Apr 25 2022 12:47pm
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52 Replies

2032 Views

Last post by 99t4
Aug 02 2022 2:46pm
tired of pads wearing, alternative disk brake setups ?

Last post by BalorNG « Aug 02 2022 11:11am
Replies: 21
by marka-ee » Jul 30 2022 4:31pm

21 Replies

424 Views

Last post by BalorNG
Aug 02 2022 11:11am
Considering build - 20" folding bike

Last post by docw009 « Jul 31 2022 2:23am
Replies: 36
by metaneuralnetwork » Feb 05 2022 4:21pm
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2
36 Replies

1928 Views

Last post by docw009
Jul 31 2022 2:23am
Available Spoke Sizes

Last post by LewTwo « Jul 30 2022 8:31pm
Replies: 2
by zerodish » Jul 30 2022 6:04pm

2 Replies

89 Views

Last post by LewTwo
Jul 30 2022 8:31pm
Wheels for my retro-chopper ebike.

Last post by The Madmadscientist « Jul 30 2022 1:00am
Replies: 8
by The Madmadscientist » Jul 27 2022 4:05pm

8 Replies

283 Views

Last post by The Madmadscientist
Jul 30 2022 1:00am
Sonders Rock star DNM Dule crown forks

Last post by rider95 « Jul 29 2022 7:06pm

by rider95 » Jul 29 2022 7:06pm

0 Replies

77 Views

Last post by rider95
Jul 29 2022 7:06pm
Tadpole trike steering damper

Last post by BalorNG « Jul 28 2022 3:56am
Replies: 31
by ynot » Jul 07 2022 11:05am
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2
31 Replies

846 Views

Last post by BalorNG
Jul 28 2022 3:56am
Ideas for how to help my friend with his first eBike?

Last post by CONSIDERABLE SHOUTING « Jul 27 2022 9:56am
Replies: 5
by CONSIDERABLE SHOUTING » Jul 25 2022 3:35pm

5 Replies

230 Views

Last post by CONSIDERABLE SHOUTING
Jul 27 2022 9:56am
MXUS 3KW HUB - FRAME OPTIONS

Last post by Bullfrog « Jul 27 2022 7:22am
Replies: 20
by MartyMcfly1 » Feb 08 2021 9:01am

20 Replies

1195 Views

Last post by Bullfrog
Jul 27 2022 7:22am
Qulbix 76 frame vs Risun motor frame

Last post by Bengy22 « Jul 23 2022 11:16pm
Replies: 2
by Cozen89 » Apr 20 2022 3:31am

2 Replies

429 Views

Last post by Bengy22
Jul 23 2022 11:16pm
Wheel build qs273 19"

Last post by amberwolf « Jul 23 2022 8:36pm
Replies: 1
by Alfie69 » Jul 23 2022 6:13am

1 Replies

138 Views

Last post by amberwolf
Jul 23 2022 8:36pm
Dropouts bent or normal?

Last post by nub340 « Jul 14 2022 4:47pm
Replies: 28
by nub340 » Jul 09 2022 12:36pm
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28 Replies

806 Views

Last post by nub340
Jul 14 2022 4:47pm
sw900 display with kelly controller

Last post by E-HP « Jul 11 2022 11:52am
Replies: 7
by lifepo4ever42 » Jul 10 2022 1:13am

7 Replies

250 Views

Last post by E-HP
Jul 11 2022 11:52am
Rohloff + Gates Sprocket - Lock-Ring Hopelessly Stuck?

Last post by Chalo « Jul 09 2022 10:37am
Replies: 4
by carlhirsch » Jul 08 2022 5:31pm

4 Replies

234 Views

Last post by Chalo
Jul 09 2022 10:37am
Help With Rear Sprocket

Last post by Boy Scout « Jul 06 2022 11:23pm
Replies: 5
by Boy Scout » Jul 06 2022 2:29am

5 Replies

291 Views

Last post by Boy Scout
Jul 06 2022 11:23pm
Possible to add Pedal assist to 100a Sabvotron controller?

Last post by Phifty « Jul 05 2022 9:31am
Replies: 4
by Phifty » Jul 02 2022 5:52pm

4 Replies

279 Views

Last post by Phifty
Jul 05 2022 9:31am
Derailleur compatibility

Last post by E-HP « Jul 04 2022 11:20am
Replies: 4
by biphaeboh » Jul 03 2022 11:23pm

4 Replies

238 Views

Last post by E-HP
Jul 04 2022 11:20am
best way to improve handling?

Last post by Chalo « Jul 01 2022 12:54pm
Replies: 6
by Hummina Shadeeba » Jun 30 2022 11:07am

6 Replies

406 Views

Last post by Chalo
Jul 01 2022 12:54pm
Simple gyro balancing for velomobiles & recumbents

Last post by BalorNG « Jul 01 2022 11:11am
Replies: 6
by Logic11 » Jun 25 2022 5:48pm

6 Replies

384 Views

Last post by BalorNG
Jul 01 2022 11:11am
Welding down a torque arm

Last post by Skippo « Jun 29 2022 3:00am
Replies: 67
by RTLSHIP » Apr 29 2021 6:56am
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67 Replies

3640 Views

Last post by Skippo
Jun 29 2022 3:00am
Mechanical disc brake becomes weak after few stops

Last post by BalorNG « Jun 27 2022 3:32am
Replies: 16
by Moto-roto-electrico » Jan 04 2022 9:08pm

16 Replies

995 Views

Last post by BalorNG
Jun 27 2022 3:32am
Electric Tricycle design

Last post by CONSIDERABLE SHOUTING « Jun 22 2022 9:16am
Replies: 31
by JerryUtah » Apr 22 2022 4:24pm
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2
31 Replies

1319 Views

Last post by CONSIDERABLE SHOUTING
Jun 22 2022 9:16am
Seeking frame options for a dual suspension ebike

Last post by LewTwo « Jun 22 2022 6:34am
Replies: 8
by strepto » Jun 20 2022 11:11pm

8 Replies

440 Views

Last post by LewTwo
Jun 22 2022 6:34am
Is this a problem on my aluminum frame?

Last post by MarkJohnston « Jun 18 2022 12:15am
Replies: 33
by MarkJohnston » Jun 10 2022 2:03pm
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2
33 Replies

1140 Views

Last post by MarkJohnston
Jun 18 2022 12:15am
Bottom bracket sizing -- torque sensor install

Last post by noctrin « Jun 16 2022 6:24pm

by noctrin » Jun 16 2022 6:24pm

0 Replies

153 Views

Last post by noctrin
Jun 16 2022 6:24pm
Lots of battery space! 8 cards in the spokes mandatory! :D

Last post by Logic11 « Jun 16 2022 4:50am
Replies: 3
by Logic11 » Jun 15 2022 9:49am

3 Replies

343 Views

Last post by Logic11
Jun 16 2022 4:50am
Interesting Trike steering idea:

Last post by Logic11 « Jun 15 2022 8:51am

by Logic11 » Jun 15 2022 8:51am

0 Replies

171 Views

Last post by Logic11
Jun 15 2022 8:51am
WK3615YS without display

Last post by JarmanFlip « Jun 14 2022 6:04am

by JarmanFlip » Jun 14 2022 6:04am

0 Replies

129 Views

Last post by JarmanFlip
Jun 14 2022 6:04am
Installing Bafang Torque sensor

Last post by OMcComis « Jun 14 2022 5:41am

by OMcComis » Jun 14 2022 5:41am

0 Replies

175 Views

Last post by OMcComis
Jun 14 2022 5:41am
Hall wires

Last post by larsb « Jun 12 2022 1:53pm
Replies: 1
by Krohnk » Jun 12 2022 5:52am

1 Replies

191 Views

Last post by larsb
Jun 12 2022 1:53pm
Steam engine differential idea; will work for trikes

Last post by Logic11 « Jun 10 2022 8:37am

by Logic11 » Jun 10 2022 8:37am

0 Replies

173 Views

Last post by Logic11
Jun 10 2022 8:37am
Installing and rerouting brake/shifter housing

Last post by Voltron « Jun 09 2022 8:18pm
Replies: 8
by scrolltonowhere » Jun 08 2022 6:55am

8 Replies

330 Views

Last post by Voltron
Jun 09 2022 8:18pm
Mad Max Schwinn Chopper, should I?

Last post by AussieRider « Jun 09 2022 7:53am
Replies: 13
by Rousabout » Jun 01 2022 11:15pm

13 Replies

575 Views

Last post by AussieRider
Jun 09 2022 7:53am
reversed suspension, pull suspension, is it a thing?

Last post by None « Jun 04 2022 9:07pm
Replies: 15
by jimmyhackers » May 24 2022 1:36pm

15 Replies

833 Views

Last post by None
Jun 04 2022 9:07pm
The Incredible Shrinking Rockhopper

Last post by 4πr^2 « Jun 04 2022 10:49am
Replies: 10
by simonov » Jun 02 2022 9:57am

10 Replies

478 Views

Last post by 4πr^2
Jun 04 2022 10:49am
Build QS 205 mid-drive diy - sprocket

Last post by AussieRider « Jun 04 2022 3:12am
Replies: 3
by patrik5504 » May 28 2022 5:46pm

3 Replies

319 Views

Last post by AussieRider
Jun 04 2022 3:12am
Hub Motor on skewer front fork?

Last post by spaceship « Jun 03 2022 2:55pm
Replies: 18
by Brockster » Apr 26 2022 12:02pm

18 Replies

914 Views

Last post by spaceship
Jun 03 2022 2:55pm
Hi Andi need advice please

Last post by amberwolf « Jun 01 2022 9:55pm
Replies: 6
by Skyblade » Jun 01 2022 3:27am

6 Replies

270 Views

Last post by amberwolf
Jun 01 2022 9:55pm
Need advice on improving this lacing arrangement

Last post by LukeZ « May 29 2022 10:45am
Replies: 13
by LukeZ » Apr 11 2022 3:19pm

13 Replies

719 Views

Last post by LukeZ
May 29 2022 10:45am
Brilliant enclosed scooter. Inspirational IMHO

Last post by neptronix « May 28 2022 7:10pm
Replies: 7
by Logic11 » May 27 2022 5:14pm

7 Replies

458 Views

Last post by neptronix
May 28 2022 7:10pm
How to wire throttle directly to hub motor and battery for simplicity riding

Last post by docw009 « May 21 2022 1:14pm
Replies: 7
by Neffheffner » May 04 2022 7:08pm

7 Replies

484 Views

Last post by docw009
May 21 2022 1:14pm
KKE VS DNM Volcano dual crown fork?

Last post by xylene23nyc « May 12 2022 4:46pm

by xylene23nyc » May 12 2022 4:46pm

0 Replies

225 Views

Last post by xylene23nyc
May 12 2022 4:46pm
KT LCD8 issue « copy complete »

Last post by docw009 « May 08 2022 3:57am
Replies: 4
by Alexb92150 » May 05 2022 4:59am

4 Replies

303 Views

Last post by docw009
May 08 2022 3:57am
Best frame for CYC motor?

Last post by scianiac « May 06 2022 8:57am
Replies: 4
by dudgggg » May 05 2022 3:38am

4 Replies

435 Views

Last post by scianiac
May 06 2022 8:57am

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