Climbing artistCorratec E-Power X Vert 29

Florentin Vesenbeckh

 · 06.12.2018

Climbing artist: Corratec E-Power X Vert 29Photo: Markus Greber
Climbing artist: Corratec E-Power X Vert 29
In 2018, Corratec relies on Bosch's integrated Powertube battery for all high-priced E-MTBs, including the tested E-Power X Vert 29.

The battery can be easily removed and sat rattle-free in the down tube during our test rides. Thanks to the charging socket in the frame, the battery can be charged either on the bike or externally. In off-road use, the Corratec is more of a climber than a trail warrior. Thanks to the long chainstays, the front wheel stays on the ground even on steep ramps, while the riding position is somewhat squat. It's a shame that the Bavarians made a mistake with the gearing, as there is no easy uphill gear. This requires more effort as soon as it gets steeper and prevents better marks in the uphill classification. The Bosch Performance CX motor pushes powerfully as usual and helps the E-Power X Vert to achieve a decent reach. On longer descents, the weak Tektro brakes are limiting, lacking braking power and stability.


Conclusion: Moderate touring bike with a comfortable riding position and modern battery integration. Weaknesses in detail cost the test rating of "good".


Reach height 1476 hm
Time / 500 hm 19.2 min.

  Caution: A poor gear ratio can limit climbing ability. The cassette with 11-36 teeth is borderline on 27.5-inch bikes (Conway, Flyer, Stevens), too tight on 29ers (Corratec in the photo).Photo: Markus Greber Caution: A poor gear ratio can limit climbing ability. The cassette with 11-36 teeth is borderline on 27.5-inch bikes (Conway, Flyer, Stevens), too tight on 29ers (Corratec in the photo).  A fork lockout via remote control on the handlebars: more of a sales argument than real added value. We say: On an E-MTB, especially with little suspension travel, there is no need for a lockout. Corratec, Haibike (in the photo) and Stevens see it differently.Photo: Markus Greber A fork lockout via remote control on the handlebars: more of a sales argument than real added value. We say: On an E-MTB, especially with little suspension travel, there is no need for a lockout. Corratec, Haibike (in the photo) and Stevens see it differently.  Small part, big effect: The grey lever is used to increase the spring tension of the rear derailleur (photo: Markus Greber Photo: Shadow Plus). Gerade an Hardtails kann dieses Detail nerviges Klappern eliminieren. Conway, Corratec und Flyer kommen ohne Shadow-Plus-Schaltwerk. Small part, big effect: The grey lever is used to increase the spring tension of the rear derailleur (photo: Markus Greber   Corratec E-Power X Vert 29Photo: EMTB Magazin Corratec E-Power X Vert 29  Corratec E-Power X Vert 29Photo: EMTB Magazin Corratec E-Power X Vert 29
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Corratec E-Power X Vert 29 (29")


Price 2999 Euro


Drive
Engine Bosch Performance CX Powertube
Maximum torque
¹ 175 Nm


Battery¹ / weight² Bosch Powertube, 500 Wh / 2897 g
Circuit Shimano Deore/XT (10-speed)
Translation (v. / h.) 15; 11-36
Display / Size Bosch Purion / 1.75 inch


Equipment
Fork SR Suntour XCR 32 Air+
Spring travel 100 mm
Seat post / Ø ZZYXZ / 31.6 mm
Brake / Disc Ø (front / rear) Tektro HD-M 285 / 180/180 mm
Impellers ZZYXZ hubs; ZZYXZ rims
Wheel size 29"
Tyres Continental X-King Sport, 29 x 2.4 inch


Measured values²
Sizes / frame material 39 / 44 / 49 / 54 / 57 / aluminium
Weight 23.05 kg
Centre of gravity height 512 mm
Handlebar width 720 mm
Crank length / Q-factor 170 mm / 192 mm
Reach / Stack 390 mm / 649 mm


Manufacturer information
²
Determined on the test benches in the EMTB test laboratory, weight without pedals.
³
The judgement reflects the subjective impression of the testers and the results of the reach measurement and laboratory tests.
The EMTB judgement is independent of price. EMTB judgements: super (from 350 points), very good (from 315 points), good (from 280 points), satisfactory (from 245 points), with weaknesses (from 210 points), below insufficient.

  You can download this article or the entire EMTB 1/2018 issue in the EMTB app (<a href="https://itunes.apple.com/de/app/emtb-das-magazin-fur-e-mountainbiker/id1079396102?mt=8" target="_blank" rel="noopener noreferrer nofollow">iTunes</a> and <a href="https://play.google.com/store/apps/details?id=en.delius_klasing.emtb" target="_blank" rel="noopener noreferrer nofollow">Google Play</a> ) or reorder the edition in the <a href="https://www.delius-klasing.de/emtb-01-2018-emb-2018-01" target="_blank" rel="noopener noreferrer">DK-Shop</a> .Photo: Markus Greber You can download this article or the entire EMTB 1/2018 issue in the EMTB app (iTunes and Google Play ) or reorder the edition in the DK-Shop .

Florentin Vesenbeckh has been on a mountain bike since he was ten years old. Even on his very first tour, he focussed on single trails - and even after more than 30 years in the saddle of an MTB, these are still the quintessence of biking for him. He spent his youth competing in various bike disciplines and later his cycling career was characterised by years as a riding technique coach. Professionally, the experienced test editor now focusses on e-mountainbikes. In recent years, the qualified sports scientist and trained journalist has tested over 300 bikes and more than 40 different motor systems in the laboratory and in practice.

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