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TDC-ER08 Full Carbon Electric Gravel Bike Frames

E-Gravel Bike Frame
E-Gravel Bike Frame
E-Gravel Bike Frame

TDC-ER08 Full Carbon Electric Gravel Bike Frames


-Size Available: 490/520/540/560/590

-Head Tube: FSA.ACR (1-1/2)

-Seat Post : Φ27.2mm SP068-0°

-Bottom Bracket: BB386

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    Raw Finish or Customized Painting Acceptable

Full Carbon Electric Gravel Bike Frame With Flat Mount&Internal Cable Routing

  • Type: 700C E-GRAVEL FRAME
  • Size Available: 490/520/540/560/590
  • Head Tube: FSA.ACR (1-1/2)
  • Seat Post : Φ27.2mm SP068-0°
  • Bottom Bracket: BB386
  • Tire Max: 700*50C
  • O.L.D : Axle 142mm
  • Motor: MAHLE X20
  • Disc brake :Flat mount 140mm or 160mm
  • Cable Routing: Interna cable routing(or RB/FD/RD)
  • Max Chainring: 55-42T
  • ST062 Size: 75/90/100/110/120/130
  • Steerer Size: 1 1/2"
  • Steerer Length: 300mm
  • Offset: 57mm
  • Weight : 1750g/size 530
  • Test Standard : ISO4210/EN15194

E-Gravel Bike Framesets

Many kinds of frame size for customer more option,please send email to sales@tourdecycling.com for more frames size geometry.

Size 490
Stack 547.5 565.5 577.5 598.5 615.5
Reach 372.9 373.2 375 376.9 382
Head Tube Angle 70.5 71 71.5 72 72.5
Head Tube Length 140 150 160 170 190
Seat Tube Angle 74 73.5 73 72.5 72.5
Seat Tube Length 470 490 510 530 560
Top Tube Length 525 535 545 560 585
BB Drop 67 67 67 67 67
Rear To BB Center 435 435 435 435 435
Fork To BB Center 598.5 599.5 602 607.5 618.5
Fork Built Height 395 395 395 395 395
Fork Rake 50 50 50 50 50
Wheel Base 1024.5 1026.5 1028.3 1032.5 1040.5


carbon fiber frames design

Italy Design Team

we invited Italy professional engineer to develop new moulding each year. More than 10 years design experience can supply more accurate design which is developed according to the customer’s requests and specifications, focusing on the targets and providing functional solutions.

bicycle frame 3D print

3D latex mandrel technology

we added new 3D latex mandrel technology. 3D latex mandrel technology than traditional EPS or airbag technology can make frames more smooth without wrinkle inner wall. 

carbon fiber Tory for bicycle frameset

Carbon Fiber Material

Premium Japan Toray T700/T800 carbon fiber is used in our carbon bike frame. 

Combining with stable resin system to make consistent quality and light weight frame.


Lab Test

All tour de cycling carbon frame are rigorously tested under international standard ISO4210/EN15194.We will also be sent sample to the 3rd External Organization for SGS testing upon customer’s requirement. All new frames will be tested at least 10% more strictly during the development phase on the basis of EN15194 or ISO4210, thus it can ensure the safety of all products.

Bicycle frameset wrannty

2-Year Warranty

We have very strict mass production management system, IQC, PQC, OQC and Lab Testing process. We insist on making high quality.

For all carbon rims and carbon wheels sold by ProX, 2 years’ quality warranty is offered (starting from the date of package being signed).

Click Warranty  to see more details in another page.

Why choose us ?

-Tour De Cycling has more than 17 years of production experience in carbon frame developing and manufacturing.. 

-Our factory has mature technology and patents, can be customized design for brand companies, and provide OEM services.

-More than 100 kinds of frame products have been developed and produced, and more than 95% of them are exported overseas.


Q1: What is the advantage of a carbon bike?

A1:It's stronger and more durable for riders.

Q2:Are carbon frames more comfortable?

A2:Yes,carbon frame go comfort, ride steel than aluminum.

Q3:Is carbon fiber stronger than steel?

A3:Though steel is widely use in industrial settings, but carbon fiber is actually significantly stronger than the steel. The strength is depend on frame material.

Q4:Can a carbon bike frame bend?

A4:It is impossible to bend carbon bike frames, so please never try to stretch or compress the carbon frame by yourself to change the spacing or structure.

Q5:Do carbon fiber bikes break easily?

A5:Carbon fiber can be tougher than steel and quite safe when manufacture in correct processing. But when made incorrectly, carbon-fiber components can easily break. So find a more experience frame manufacturer(Tour De Cycling) is very important.

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If you have questions or suggestions,please leave us a message,we will reply you as soon as we can!