Gravity tyres from WTBHow do Verdict and Judge perform in the test

Max Fuchs

 · 25.10.2025

WTB Verdict front: digs reliably into bends.
Photo: Max Fuchs
Wilderness Trail Bikes has revised its popular gravity tyres: the Verdict and the Judge. Equipped with the innovative SG1 puncture protection, a double-layer TCS-Tough carcass and a high-grip rubber compound, these models promise both high traction and first-class durability. But how do they actually perform? We have subjected them to a thorough test.

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Wilderness Trail Bikes (WTB) has worked intensively on its tyre range in recent years, introducing new models and further developing existing products. With the introduction of SG1 puncture protection, the Verdict and Judge gravity tyres have been given additional optimised treads and fine-tuning of the rubber compound. We put the combination to the acid test: Verdict at the front, Judge at the rear - both in 29 inch, with SG1 protection, Tough carcass and High Grip compound. The WTB portfolio is currently as robust and grippy as it gets.

FeatureWTB VerdictWTB Judge
Field of applicationFront wheel, GravityRear wheel, Gravity
Size29×2.5 inch29×2.4 inch
CarcassTCS Tough (double layer)TCS Tough (double layer)
Puncture protectionSG1 (Slash Guard)SG1 (Slash Guard)
Rubber compoundTriTec High GripTriTec High Grip
Weight1,346 grammes 1,295 grammes
E-bike approvalE50E50
Tubeless compatibleYes (TCS)Yes (TCS)
RRP69,95 Euro69,95 Euro

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The technologies briefly explained

The SG1 puncture protection (Slash Guard) places an additional protective layer under the tread, which protects the tyre from sharp objects on the trail and reduces the likelihood of punctures. This is complemented by Inner Peace+ technology, in which a reinforced tyre bead reduces punctures and at the same time stabilises the sidewall, which increases cornering stability.

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The TCS-Tough carcass from WTB consists of two layers of fabric and thus offers maximum puncture protection and stability. Riders should therefore be able to ride with lower air pressure without compromising stability and puncture protection - which improves traction and riding comfort.

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TCS stands for Tubeless Compatible System and defines WTB's standard for tyres that are optimised for use without a tube.

The high-grip rubber compound from WTB uses TriTec technology, in which three different rubber compounds are used specifically in the tread to optimise traction, stability and durability. The base consists of a hard compound that gives the studs the necessary stability and minimises deformation. The centre strip is slightly softer and is intended to create a balance between rolling speed, traction and durability. The side lugs are made of ultra-soft, slowly rebounding rubber to ensure maximum grip and self-damping when cornering and leaning.

The WTB Verdict in detail

The WTB Verdict on the front wheel: The open lug layout digs deep into loose ground and provides good guidance - but only as long as it stays dry.Photo: Max FuchsThe WTB Verdict on the front wheel: The open lug layout digs deep into loose ground and provides good guidance - but only as long as it stays dry.

The Verdict is primarily intended for the front wheel. Its open tread pattern is designed to provide good grip, especially on loose and wet surfaces, while also offering sufficient grip on hard ground. The lugs on the tread are slightly flattened so that the side lugs can dig into the ground better when cornering. A 2-2 pattern of narrow and widely spaced, bevelled tread blocks is intended to provide a large contact area in the braking direction and aid deceleration.

The WTB Judge in detail

The WTB Judge on the rear wheel: On dry surfaces it generates a lot of traction, sits firmly on the rim and rolls surprisingly easily.Photo: Max FuchsThe WTB Judge on the rear wheel: On dry surfaces it generates a lot of traction, sits firmly on the rim and rolls surprisingly easily.

The Judge is designed as a rear tyre. The flat carcass shape is designed to ensure that the side lugs grip even at moderate lean angles. This makes cornering easier and ensures a constant level of grip. The tread pattern follows a 2-2 design: the centre lugs alternate between two long, narrow tread blocks and a wide, short pair. According to the manufacturer, this results in a good compromise between strong braking traction and acceptable rolling speed.

Verdict and Judge: The tyre combination in the test

The weight of the tyres is immediately noticeable and gives a robust feel in the hand. The 29×2.5 inch Verdict Tough High Grip weighs 1,346 grams, the 29 inch Judge Tough High Grip 1,295 grams. This means that both tyres are among the heavier models, even for e-bike-compatible gravity tyres.

Thanks to the stable carcass construction, the Verdict provides a direct and precise feel on the front wheel on dry surfaces. In stone fields or root passages, it encourages you to leave the brakes open and keep them on. To elicit maximum traction and comfort from the rather stiff tyre, comparatively low air pressures are required - otherwise the carcass cannot optimally hug the ground. However, this does not turn the Verdict into a flexible sedan chair.

The grip level on deep and loose surfaces is completely convincing: the open tread digs deep into the ground both when braking and when cornering. In wet conditions, however, the tyre reaches its limits early on. The rubber compound offers little inherent damping and the wet grip is limited. As a result, the tyre breaks out quickly and is more difficult to control than models with more supple carcasses and softer rubber compounds.

E-MTB approved: We tested the WTB Gravity tyre combination on the Whyte eLyte EVO RS.Photo: Max FuchsE-MTB approved: We tested the WTB Gravity tyre combination on the Whyte eLyte EVO RS.

The Judge on the rear wheel has a similar character. On dry surfaces, it is very stable, predictable and rolls surprisingly easily. Squeezing through berms at full throttle? Where other tyres start to wallow, the Judge is rock-solid on the rim. The large lugs offer a large contact area and therefore plenty of grip in dry conditions.

In the wet, however, the tread shows its limits: It clogs up quickly, the tyre tends to float, and traction when accelerating or braking decreases significantly. The hard compound also feels less supple on the rear wheel and only achieves a medium level of traction.

Fairly priced: € 69.95 for durable, gravity-compatible tyres. Buying tip for park rats.Photo: Max FuchsFairly priced: € 69.95 for durable, gravity-compatible tyres. Buying tip for park rats.

The wear and tear? Inconspicuous. The Judge is neither extremely durable nor does it wear out its studs at a rapid pace. The wear pattern is just right: No frayed or torn studs, only slightly worn edges - that fits.

Conclusion from Max Fuchs BIKE editor

Max Fuchs is test editor and photographer at BIKE.Photo: Dan GriffithsMax Fuchs is test editor and photographer at BIKE.
WTB Verdict and Judge are heavy, robust tyres that deliver grip, stability and precision on dry trails. Wet conditions are not their element: the stiff carcass and comparatively hard rubber are the downfall of both models. On the other hand, they score with good durability and even wear. Ideal for anyone looking for durable tyres for dry roads.

Max Fuchs

Max Fuchs

Editor

Max Fuchs hat seine ersten Mountainbike-Kilometer bereits mit drei Jahren gesammelt. Zunächst Hobby-Rennfahrer und Worldcup-Fotograf im Cross-Country-Zirkus, jetzt Testredakteur und Fotograf bei BIKE. Sein Herz schlägt für Enduros und abfahrtsstarke Trailbikes – gern auch mit Motor. Bei der Streckenwahl gilt: je steiler und technischer, desto besser.

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