1. Challenge Concept Trike (2009)
(Store/Challenge)

The first concept of a new line of Challenge trikes. Most concepts are only for show, this one you can actually buy - and ride. ...

2. Challenge Concept Trike (2009)
(Store/Recumbent Trikes)

The first concept of a new line of Challenge trikes. Most concepts are only for show, this one you can actually buy - and ride. ...

3. Challenge Concept Trike (2009)
(Store/Tadpole)

The first concept of a new line of Challenge trikes. Most concepts are only for show, this one you can actually buy - and ride. ...

4. Challenge Fujin-SL II (2009)
(Store/Challenge)

The super-light version of the Super- Light Fujin. No, that's not a typo.

5. Challenge Fujin-SL II (2009)
(Store/Recumbent Bikes)

The super-light version of the Super- Light Fujin. No, that's not a typo.

6. Challenge Fujin-SL II (2009)
(Store/Short Wheel Base)

The super-light version of the Super- Light Fujin. No, that's not a typo.

7. Challenge Seiran 26 (2009)
(Store/Challenge)

Challenge have raised the standard for frame design and geometry to a new level. The frame is light and fast, yet strong enough to carry all of your luggage over vast distances. ...

8. Challenge Seiran CR SL (2008)
(Store/Challenge)

Custom Seiran CR with carbon boom, fork, seat, and cranks!

9. Challenge Ventus (2009)
(Store/Challenge)

The Ventus builds on the legacy of the Challenge Wizard by incorporating the latest technological developments from their more recent SL and Endurance Series bikes. ...

10. Challenge Seiran SL (2009)
(Store/Challenge)

Super-Light version of the Seiran

11. Challenge Seiran 24 (2009)
(Store/Challenge)

The lower overall height, combined with a choice of three different seats, enables a perfect fit for smaller riders.

12. Challenge Seiran 26 (2009)
(Store/Recumbent Bikes)

Challenge have raised the standard for frame design and geometry to a new level. The frame is light and fast, yet strong enough to carry all of your luggage over vast distances. ...

13. Challenge Seiran 26 (2009)
(Store/Short Wheel Base)

Challenge have raised the standard for frame design and geometry to a new level. The frame is light and fast, yet strong enough to carry all of your luggage over vast distances. ...

14. Challenge Fujin-SL (2009)
(Store/Challenge)

The Super-Light version of the Fujin.

15. Challenge Seiran CR SL (2008)
(Store/Recumbent Bikes)

Custom Seiran CR with carbon boom, fork, seat, and cranks!

16. Challenge Seiran CR SL (2008)
(Store/Short Wheel Base)

Custom Seiran CR with carbon boom, fork, seat, and cranks!

17. Challenge Ventus (2009)
(Store/Recumbent Bikes)

The Ventus builds on the legacy of the Challenge Wizard by incorporating the latest technological developments from their more recent SL and Endurance Series bikes. ...

18. Challenge Ventus (2009)
(Store/Short Wheel Base)

The Ventus builds on the legacy of the Challenge Wizard by incorporating the latest technological developments from their more recent SL and Endurance Series bikes. ...

19. Challenge Seiran SL (2009)
(Store/Recumbent Bikes)

Super-Light version of the Seiran

20. Challenge Seiran SL (2009)
(Store/Short Wheel Base)

Super-Light version of the Seiran