New Exploro RaceMax

The spirit of Grav-lo-cross. No but seriously, cyclocross and gravel go here!

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spud
Posts: 1434
Joined: Sat Feb 07, 2009 5:52 am

by spud

pmoritz wrote:
Thu Nov 21, 2024 2:03 pm
Currently thinking of integrating the cables using the Deda Gera EDG fork (since 3T doesnt want to sell me an Integrale fork :evil: ....). Its a gravel fork with similar design and also features a D-shaped steerer, so universal compatiblity.

Any ideas how the 395mm axle-to-crown of the Deda Fork would compare to the 375mm of the Racemax fork? (in terms of handling, change in stack...). The OG exploro has 395mm axle-to-crown afaik, but the overall geometry is different to racemax.

Another option would be to let a carbon specialist modify the fork (steer tube) with a small cutout + reinforcement for the rear brake cable... There are a few people in 3T Exploro facebook group who did this. Also a build by Twisted Wheels did this on Crux. Even with the reinforcement of the steertube it seems a bit reckless though...
this is simple geometry - tangent-1 of 20/WB in mm. HT and ST go slacker by about .6 degrees, BB will go about 8mm higher. Bike will pick up quite a bit trail at same fork rake. Bottom line, I don't think it will be as fun to ride - slower/heavier handling, more wheel flop, in combination with a bike that is tippier due to higher BB.

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stalkersk
Posts: 108
Joined: Fri Aug 26, 2016 10:44 pm

by stalkersk

pmoritz wrote:
Thu Nov 21, 2024 2:03 pm
Currently thinking of integrating the cables using the Deda Gera EDG fork (since 3T doesnt want to sell me an Integrale fork :evil: ....). Its a gravel fork with similar design and also features a D-shaped steerer, so universal compatiblity.

Any ideas how the 395mm axle-to-crown of the Deda Fork would compare to the 375mm of the Racemax fork? (in terms of handling, change in stack...). The OG exploro has 395mm axle-to-crown afaik, but the overall geometry is different to racemax.

Another option would be to let a carbon specialist modify the fork (steer tube) with a small cutout + reinforcement for the rear brake cable... There are a few people in 3T Exploro facebook group who did this. Also a build by Twisted Wheels did this on Crux. Even with the reinforcement of the steertube it seems a bit reckless though...
If you use ACR Stem or compatible handlebars (it must have routing into the steerer tube from top), then only thing you need is exit hole at the back of your steerer, which carbon specialist can do easily and reinforce. Giant did use same routing on older bikes.

RotterdamNL
Posts: 24
Joined: Wed Sep 25, 2024 9:36 pm

by RotterdamNL

found recently racemax integrale wpmt (in basic black color) for 4400 eur (msrp 4800) with grx di2 2 by, wasn`t sure about tyre clearence. Got answer from 3t and recomended tyre clearence is 40mm, max is 43. Asked one more time and yes, 43mm is max. No joke. Also with sram 1-by you get only 43cm max. It is als possible to fit 650B wheels, then max tyre clearence is 2.2.
For people with deep pockets there is Extrema Italia with clearence up to 57mm with 700c, but frameset only costs 5500 eur

User avatar
fa63
Posts: 2570
Joined: Mon Feb 19, 2007 7:26 am
Location: Atlanta, GA, US

by fa63

RotterdamNL wrote:found recently racemax integrale wpmt (in basic black color) for 4400 eur (msrp 4800) with grx di2 2 by, wasn`t sure about tyre clearence. Got answer from 3t and recomended tyre clearence is 40mm, max is 43. Asked one more time and yes, 43mm is max. No joke. Also with sram 1-by you get only 43cm max. It is als possible to fit 650B wheels, then max tyre clearence is 2.2.
For people with deep pockets there is Extrema Italia with clearence up to 57mm with 700c, but frameset only costs 5500 eur
I built one up recently for a friend, and the main limitation is tire height. A 700x38c Vittoria Terreno Dry didn't fit because there was no room between the seat tube and the tire. We tried a few different options and ended up going with a 700x40c Pirelli Cinturato H which was quite short for a 40mm tire.
Image

spud
Posts: 1434
Joined: Sat Feb 07, 2009 5:52 am

by spud

^ that is absolutely daft. What's the drag improvement of tucking the rear tire that tight against the seat tube? Maybe 1-2 watts as a WAG? Versus severly limiting the utility of the bike outside of pure drag races...

luisito10
Posts: 3
Joined: Sun Oct 08, 2023 7:46 pm

by luisito10

Exploro Racemax 418, Fulcrum rapid red carbon, Continental Terra Trail 40 mm.
No clearance problem at all.
Image

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User avatar
fa63
Posts: 2570
Joined: Mon Feb 19, 2007 7:26 am
Location: Atlanta, GA, US

by fa63

Continental gravel tires are relatively short; check out the measurements on Bicycle Rolling Resistance. Not surprised they fit OK.

pmoritz
Posts: 4
Joined: Wed Oct 16, 2024 2:09 pm

by pmoritz

stalkersk wrote:
Fri Nov 22, 2024 1:19 pm
pmoritz wrote:
Thu Nov 21, 2024 2:03 pm
Currently thinking of integrating the cables using the Deda Gera EDG fork (since 3T doesnt want to sell me an Integrale fork :evil: ....). Its a gravel fork with similar design and also features a D-shaped steerer, so universal compatiblity.

Any ideas how the 395mm axle-to-crown of the Deda Fork would compare to the 375mm of the Racemax fork? (in terms of handling, change in stack...). The OG exploro has 395mm axle-to-crown afaik, but the overall geometry is different to racemax.

Another option would be to let a carbon specialist modify the fork (steer tube) with a small cutout + reinforcement for the rear brake cable... There are a few people in 3T Exploro facebook group who did this. Also a build by Twisted Wheels did this on Crux. Even with the reinforcement of the steertube it seems a bit reckless though...
If you use ACR Stem or compatible handlebars (it must have routing into the steerer tube from top), then only thing you need is exit hole at the back of your steerer, which carbon specialist can do easily and reinforce. Giant did use same routing on older bikes.
Yes I think I will go this route and grab some Metron 5D ACR bars. Just have to figure out how to remove the decals :D. Do you know if it's possible to route two hoses through the ACR expander? It looks like there is only space for one.

pmoritz
Posts: 4
Joined: Wed Oct 16, 2024 2:09 pm

by pmoritz

Deleted double post

RDY
Posts: 2767
Joined: Thu Jul 30, 2020 10:31 pm

by RDY

fa63 wrote:
Thu Nov 28, 2024 8:53 pm
RotterdamNL wrote:found recently racemax integrale wpmt (in basic black color) for 4400 eur (msrp 4800) with grx di2 2 by, wasn`t sure about tyre clearence. Got answer from 3t and recomended tyre clearence is 40mm, max is 43. Asked one more time and yes, 43mm is max. No joke. Also with sram 1-by you get only 43cm max. It is als possible to fit 650B wheels, then max tyre clearence is 2.2.
For people with deep pockets there is Extrema Italia with clearence up to 57mm with 700c, but frameset only costs 5500 eur
I built one up recently for a friend, and the main limitation is tire height. A 700x38c Vittoria Terreno Dry didn't fit because there was no room between the seat tube and the tire. We tried a few different options and ended up going with a 700x40c Pirelli Cinturato H which was quite short for a 40mm tire.
Image
Their tire clearance is usually significantly less than stated, but that's absurd even by 3T / Open standards. Also that's a 37mm Terreno dry - not a 38.

luisito10
Posts: 3
Joined: Sun Oct 08, 2023 7:46 pm

by luisito10

If I'd go from 2x AXS 46/30-10/36 to 1x AXS XPLR 42-10/44, should I mount the wide crankset?, or the non wide?.
I currently have the non wide Force 46/30, and the clereance seems to be way too tight.
Racemax 418 frame.

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