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TDC-ER04 Full Carbon Electric Gravel Bike Frame

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

TDC-ER04 Full Carbon Electric Gravel Bike Frame


-Size Available:  490/520/540/560/580

-Head Tube: 1 1/2"-1-1/2"

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  • Color:

    Raw Finish or Customized Painting Acceptable

Full Carbon Electric Gravel Bicycle Frame

  • Type: 700C E-GRAVEL FRAME
  • Size Available:  490/520/540/560/580
  • Head Tube: 1 1/2"-1-1/2"
  • Seat Post : SP049 or Φ27.2 Round Seat post
  • Tire Max: 700*50C
  • O.L.D : TA Φ12*142mm
  • Motor: POLINI -EP3
  • Disc brake :Flat mount 140mm or 160mm
  • Cable Routing: Full Internal cable routing
  • Max Chainring: 50-34T
  • ST062 Size: 75/90/100/110/120/130
  • Steerer Size: 1 1/2"
  • Steerer Length: 300mm
  • Offset: 50mm
  • Weight : 2000g/size 530
  • Test Standard : ISO4210/EN15194

Electric Gravel Bike Frame

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

Stack 538 556 570.8 589 606
Reach 375.5 375.5 370.1 380 384
Head Tube Angle 70.5 71 71.5 72 72
Head Tube Length 115 135 145 165 185
Seat Tube Angle 74.5 74 73.5 73 72.5
Seat Tube Length 450 480 500 520 540
Top Tube Length 525 535 545 560 575
BB Drop 69 69 69 69 69
Rear To BB Center 445 445 445 445 445
Fork To BB Center 598.5 600.6 600.7 605.8 615.7
Fork Built Height 395 395 395 395 395
Fork Rake 50 50 50 50 50
Wheel Base 1024.5 1026.5 1031 1036.4 1042.5


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 are electric bike frames made of?

A1:Most road e-bikes,nountain e-bike,gravel e-bike are using carbon fiber frames. Carbon fiber is made mainly by bonding multiple sheets of this material in a mold with the help of a resin.Such as Toray carbon fiber material and so on.

Q2:Does any bike can be turned into an electric bike?

A2:Yes, any bike can be turned into an e-bike,you can add a motor to either the front or rear wheel of the bike.. But if you're going to use a powerful motor, then you'll need to consider whether the bike's frame and components can handle the stress.You also can check with the E-bike frame supplier.

Q3:How long do electric bike motors last?

A3:It is between 3 to 10 years

Q4:How far can an e-bike go?

A4:A Good e-bike can range varies somewhere between 40-100 miles.

Q5:Can you ride an ebike without the battery?

A5:Yes, all electric bikes function as normal bike when the motor is off, so you can simply ride your electric bike in the same way of a traditional bicycle,it will not hurt motor or battery.But keep the bike clean is also importantant.

Q6: Can I charge an electric bike with a solar panel?

A6:Yes, you can definitely charge an electric bike with a solar panel.

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