Shimano Tiagra FC-4703 Crankset

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Shimano Tiagra FC-4703 Crankset


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Tiagra FC-4703 crankset by Shimano - riding fun with fluid shifts
The Shimano Tiagra FC-4703 is a 10-speed crankset with three chainrings for use on Road bikes or City bikes. It has an asymmetrical 4-arm spider (110/74 mm bolt circle), as used for the first time on the 11-speed cranks of the Dura Ace, Ultegra and 105 series. This results in great advantages in terms of the ratio of stiffness to weight. The integration of crankarm and bottom bracket (2-piece design) also contributes to stability. Last but not least, the FC-4703 aluminium crank convinces with stable, smooth and frictionless gear changes, which clearly means more riding pleasure.

Application: Road, City
Compatibility: Shimano 3x10-speed
Chainring Mount: 110/74 mm pitch circle diameter, 4-arm asymmetrical

Technical Information:
Series: Tiagra 4700
Crankarm Material: aluminium
Chainring Material: aluminium, composite (GFRP) / aluminium / steel
Axle Material: steel
Gradation: 30-39-50
Crankarm Length: 170.0 mm, 172.5 mm, 175.0 mm
Chainline: 45 mm
Q-Factor: 158.8 mm
Axle Diameter: 24 mm
Compatible BSA Shell Width: 68 mm
Recommended Bottom Bracket: BB-RS500 or BB-RS500-PB Pressfit Hollowtech II (not incl.)
Recommended Chain: HG-X 10-speed (e.g. CN-HG54)

- pedal harder and ride faster
- optimal balance of stiffness and low weight
- 4-arm crank construction
- fun to ride due to smooth shifting under the most varied conditions
- " rider tuned" 10-speed shifting
- refined chainring shape
- crankarms and large/middle chainring anodised, small chainring plated
- stainless steel chainring bolts

Integration of crankarm and inner bearing. Increased rigidity with a lighter weight. The axle bearings are far apart: the rigidity increases and the strength of the biker is effectively transferred. Precision bearing: low maintenance effort and simplified mount.

Manufacturer Part Numbers:
170.0 mm 30-39-50: E-FC4703CX090
172.5 mm 30-39-50: E-FC4703DX090
175.0 mm 30-39-50: E-FC4703EX090

- 1 x Shimano Tiagra FC-4703 crankset (30-39-50 tooth)
- 1 x Shimano crank bolt
- not incl. bottom bracket






What crank arm lengths are available for the Shimano TIAGRA 10 speed ROAD cranks?
The Shimano TIAGRA 10 speed ROAD cranks are available in 165 mm, 170 mm, 172.5 mm and 175 mm.

What type of chainring mount is compatible with the Shimano TIAGRA 10 speed ROAD crank?
The Shimano TIAGRA 10 speed ROAD crank is compatible with P.C.D. 110 mm / 74 mm.

What is the chainline for Shimano TIAGRA 10 speed ROAD crank?
The Shimano TIAGRA 10 speed ROAD crank chaniline is 45 mm.

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SPEEDLAB ships from Monday to Friday with the exception of public holidays. We ship complete orders only, i.e. the dispatch usually takes place as soon as all ordered items are ready for dispatch. Please contact the SPEEDLAB service team if you wish a partial delivery.


Depending on destination country, package size, volume and weight, SPEEDLAB ships with the carriers German Post, DHL, German parcel service, DPD, USP. Deliveries of bulky goods, for example complete bicycles, will be handled by selected forwarding companies.

For return shipments SPEEDLAB cooperates with German Post, DHL and DPD. Large bulky goods like bicycles will be picked up by a forwarding company.

In Germany and most European countries the are shipped with DHL, Hermes, DPD, UPS, German Post.




  • Germany 5,99 Euro DHL / DPD / Hermes / German post
  • Rest of Europe: 13,99 Euro (DHL, DPD, Hermes)
  • Rest of world: 29,99 Euro DHL
  • Cash on Delivery + 4,9 €


For all items marked with this symbol, which are ordered on business days from Monday to Friday by 3 p.m. (CET), we offer the DHL Express shipping option or UPS for selected delivery countries. The DHL Express&UPS option is subject to an additional surcharge. It can be selected during the ordering process, provided that all items in the shopping cart offer the Express option. In addition the DHL Express option must be available for the selected delivery adress.

An order within the EU usually arrives the following business day. Depending on the postal code of the delivery address, longer parcel delivery times may occur.


  • Germany 15 Euro (DHL, UPS, TNT)
  • Rest of Europe – 49 EURO (DHL, UPS, TNT )
  • Rest of world – on request

In-stock items will be shipped within Germany in 1-2 working days, within Europe and worldwide in 1-3 working days. Unfortunately the delivery at a certain date given by you is not possible due to logistic reasons.

Should the ordered item not be in stock, the delivery time is extended analogue to the delivery in our warehouse. Information regarding the availability can be obtained at +49-7022-9-777-818 or

Please note: The ordered goods may be subject to a partial delivery.

Import Taxes, Customs Duties and Fees / National VAT

The indicated prices including VAT. In addition to the calculated SPEEDLAB shipping costs customers not living in the EU have to pay the national VAT and duty in their country for the imported goods.

Transport Damage

If you receive a damaged shipment please refuse the receipt if possible. Anyway, please get in touch with the Bike24 service team by e-mail or phone as soon as possible. We will be happy to solve the issue.


The SPEEDLAB team will do its best to fulfill your change requests.

The wish to cancel must be declared within 14 days after receipt of the goods. The return must take place within 14 days after the declaration of the cancellation.

Before the actual dispatch of your order, it can still be canceled. Please send us your request as soon as possible using the contact form or call us by phone. Should the payment have been charged already, it will be refunded in a timely manner.

Pack everything you want to return to SPEEDLAB carefully and include your order number. Remove the old shipping label and attach the return label to the package. You can return the package at DHL and Hermes stations. For all other countries: Please contact us with your return request and our customer service will arrange the process. Usually, SPEEDLAB covers the return costs.

A return will be processed at SPEEDLAB within a few working days. Once your request has been successfully processed it will be confirmed by e-mail. A possibly necessary refund will be processed directly afterwards.


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