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Components - In this category you will find test reports on bicycle components for mountain bikes, road bikes and triathlon. Starting with the handlebars, pedals, saddle and the rear derailleurs.
12 October 2026of Michael Faiss

ComponentsTests

4iiii Precision 3+: Finally, power measurement for Shimano e-mountain bikes?

Test / Guide: The 4iiii Precision 3+ is a power meter that, in its MTB version, fills a gap for Shimano e-mountain bikes: While the EP8, EP6, and EP801 motors measure rider power output, they don't transmit it externally. Anyone wanting to train on an e-MTB and see their wattage needs to retrofit a power meter. We took a look at how well this works with the… read more

12 October 2026of Michael Faiss
6 October 2026of Michael Faiss

ComponentsTestsAccessories

Oak Components HT4 Lever in the test: CNC upgrade for CNC brake

Test / Accessories: The Oak Components HT4 Brake Lever is a milled, upgraded brake lever for Hope Tech 4 master cylinders. What's special about it: Unlike many stock brakes, the primary focus here isn't on aesthetics, as Hope already offers milled levers. We installed the €120 pair on a Hope Tech4 V4 and rode with them for an extended period. Read more about it here…

6 October 2026of Michael Faiss
1 October 2026of Lukas Mühlehner

ComponentsGuidesTests

Power measurement on racing bikes: Technical Guide: 4iiii Precision 3+ Power Meter in Practical Testing

Both on and off-road, power meter cranks like the 4iiii Precision 3+ have become established in cycling as a central tool for training control and pacing. These days, professionals and ambitious amateurs alike use such power meter cranks. We'll take a look at how to best benefit from a power meter and try to… read more

1 October 2026of Lukas Mühlehner
Ratchet DF
September 23, 2026of Lukas Mühlehner

ComponentsProduct newsTests

Upgrade with updates in exchange for pedal kickback: DT Swiss Ratchet DF – Does it make sense? We tested it!

Last year, DT Swiss introduced "Degrees of Freedom"—a system for reducing pedal kickback on full-suspension mountain bikes, initially compatible only with DT Swiss DEG hubs. Now, the DF system is also available as an upgrade kit for ratchet hubs, offering a wider adjustment range of 0° to 40°. We took a look at how it all works—read more …

September 23, 2026of Lukas Mühlehner
September 17, 2026of Caspar Gebel

GeneralApparelComponentsProduct news

Shimano SPD-SLR: New racing pedal with special shoe

Shimano SPD-SLR: With its new racing pedal, Shimano is pursuing a system-oriented approach – shoes and pedals are optimally matched, and only in combination do all the advantages of the new technology become apparent, such as the significantly reduced stack height. But the individual components also offer interesting innovations. Shimano racing bike pedals have been around for a long time – as have… read more

September 17, 2026of Caspar Gebel
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Trax Flex traction system: Delicate, lightweight and surprisingly durable

How easy is it to convert from Campagnolo Ekar to Record X? Campagnolo Record X gravel group

Raffle: Win one of 15 AXA Bike folding locks!

Giant Anthem & Liv Pique: Top-class XC performance

New SE top models with CADEX Max XC carbon wheels: Giant Anthem & Liv Pique: Top-class XC performance

The handlebar-stem unit is extremely shaped to bring the hands into a position comparable to that on a 29-inch bike.

VAN RYSEL RCR-XC: The French company's first XC bike – and it's a 32-inch model!

Corratec Allroad A EQ

Corratec Allroad A EQ: Between adventure and commute

e*thirteen Plus Alu Flat MTB Pedals: Large bearing for increased stiffness

The Bulls gravel bike program: Versatile setup with and without a motor

Cube Nuroad SLX: Electronic SRAM at a top price

Power measurement on racing bikes: Technical Guide: 4iiii Precision 3+ Power Meter in Practical Testing

Giant Trance Advanced E+: Trail e-bike under 22 kg thanks to new motor

E-bike tuning

Why drivers risk their livelihoods in an emergency: E-bike tuning is more than just illegal

Zéfal Shield G50 Gravel mudguards in review: Easy assembly, reliable protection

New Buster and Nyte models: SIGMA expands Smart Light Series

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