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Bulls Electric Mountain Bike Tires: Compare 27.5 x 2.6 and 29 x 2.4

Bulls electric mountain bike tires differ between the announced Aminga 750 and Copperhead Carbon packages. The manufacturer lists 27.5 x 2.6 for Aminga and 29 x 2.4 for Carbon. These are two documented complete-bike choices, not alternative tyres approved for one unidentified frame.

Blue Bulls-branded full-suspension bicycle in the foreground of an IAA Mobility 2021 exhibition display
Bulls-branded full-suspension bicycle at IAA Mobility 2021. Exact model and electric status unverified; this is not a verified Aminga 750 photograph. Photo: Matti Blume / MB-one. Photograph source (https://commons.wikimedia.org/wiki/File:IAA_2021,_Munich_(IAA10295).jpg). CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Original JPEG unchanged.
Black-and-white Bulls Copperhead 29 hardtail with a suspension fork leaning against a wall
Historical Bulls Copperhead 29 photographed in October 2013. This is not the current Copperhead AM Carbon; its current equipment is not shown. Photo: Simon Berry / S1m0nB3rry. Photograph source (https://www.flickr.com/photos/bezznet/10490232534). CC BY-SA 2.0 (https://creativecommons.org/licenses/by-sa/2.0/). Original JPEG unchanged.

Bulls electric mountain bike tires in two specifications

The Aminga table identifies Schwalbe Smart Sam KevlarGuard, 65-584, with the nominal 27.5 x 2.60 description. Carbon names Schwalbe Magic Mary Trail, 62-622, alongside 29 x 2.40. Preserve both the model names and the printed dimensions when comparing the two packages.

The nominal labels describe a larger wheel format on Carbon and a wider stated tyre on Aminga. They do not provide a measured outside diameter or inflated width for either actual bicycle. Nor does naming a tyre establish a tested traction advantage on a particular surface.

Attach the wheels to the complete configuration

The Aminga 750 listing identifies its colour as White. See the Aminga listing with the manufacturer's announced 140/120 mm suspension package. The Copperhead AM Carbon listing identifies its colour as Beige. Its Carbon listing belongs with the described 150/150 mm package.

This is consequently more than comparing two tyre widths. The manufacturer is describing different bicycles. Neither dated photograph verifies the present tyre model, wheel dimensions or configuration of either listing. IAA10295's exact model and electric status remain unidentified.

Keep the comparison at package level

Write down each complete tyre entry when considering the bicycles, then ask what is actually fitted to the example you can inspect. Do not turn these two catalogue specifications into a maximum-clearance chart, conversion plan or interchangeability claim. The manufacturer pages do not establish those permissions.

The Bulls collection and brand introduction provide the wider model context without treating all mountain-bike wheels as one package.

FAQ

Which description uses 27.5 x 2.6?

That is the manufacturer's listed Aminga tyre package.

Which page names Magic Mary Trail?

The manufacturer Copperhead Carbon specification supplies that tyre name.

Do the two packages approve a wheel conversion?

No. A comparison of listed equipment is not conversion approval.

Sources

Manufacturer descriptions saved 3 November 2026: Aminga announcement (https://bullsbikesusa.com/products/aminga-750); Carbon specification (https://bullsbikesusa.com/products/copperhead-am-carbon).

Photograph credits and permissions

Photograph 1

Original title: IAA 2021, Munich (IAA10295).jpg

Creator: Matti Blume / MB-one; creator profile: https://commons.wikimedia.org/wiki/User:MB-one

Copyright notice: CC-BY-SA 2.0+ Matti Blume. Embedded ICC color profile: Copyright (c) 1998 Hewlett-Packard Company. This notice concerns the sRGB profile, not authorship of the photograph. Embedded XMP rights/usage notice: This material is licensed to the public under the Creative Commons Attribution-ShareAlike 4.0 International License http://creativecommons.org/licenses/by-sa/4.0/

Original source URI: https://commons.wikimedia.org/wiki/File:IAA_2021,_Munich_(IAA10295).jpg

License / permission: CC BY-SA 4.0

License / permission URI: https://creativecommons.org/licenses/by-sa/4.0/

Modification notice: Original source-hosted JPEG retained unchanged by this preparer. Embedded XMP History records Canon CR2 to DNG conversion, a metadata save in Adobe Photoshop Lightroom Classic 10.4 (Windows) on 2021-09-06T13:56:42+02:00, then DNG to JPEG conversion saved to a new location and a Lightroom save on 2021-09-13T20:38:59+02:00. Source states that editing and management were supported by Wikimedia Deutschland through an Adobe Photoshop Lightroom software stipend. Other specific pixel editing operations remain unassessed.

Source disclaimer: No endorsement by the photographer, depicted people, or brand is implied. No warranties are given; other rights may apply. Any adaptation of the photograph remains subject to the stated ShareAlike terms.

Photograph 2

Original title: Bulls Copperhead 29

Creator: Simon Berry / S1m0nB3rry; creator profile: https://www.flickr.com/people/bezznet/

Original source URI: https://www.flickr.com/photos/bezznet/10490232534

License / permission: CC BY-SA 2.0

License / permission URI: https://creativecommons.org/licenses/by-sa/2.0/

Modification notice: Original source-hosted JPEG retained unchanged by this preparer. Earlier modifications are unassessed. Metadata lists QuickTime 7.7.3 and Mac OS X 10.9, with JPEG comment AppleMark; these do not establish specific manual editing operations.

Source disclaimer: No endorsement by the photographer or brand is implied. No warranties are given; other rights may apply. Any adaptation of the photograph remains subject to ShareAlike.

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