This Alpinestars SMX-6 V3 Gore-Tex Boots review considers the waterproof V3 road/race design with an evolved lateral brace and revised flex areas. A compact shin plate, inner-side closure and reinforced insole give riders specific equipment to assess alongside the Gore-Tex liner.
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Alpinestars confirms the V3 generation and its construction: Alpinestars SMX-6 V3 Gore-Tex specification.
Gore-Tex construction and calf-to-ankle support
The microfibre upper surrounds a Gore-Tex liner, with textile, mesh and soft TPU in the front and rear flex zones. Those zones allow movement around the protective structure, while the lateral brace supports the calf, shin and ankle region. Check the combined arrangement with your knee bent rather than expecting the membrane or brace name to establish comfort on its own.
The medial entry uses an elastic-mounted zip and wide hook-and-loop closure. Assess calf space with your normal trousers and confirm that the compact shin plate sits correctly under the intended leg opening. The manufacturer lists replaceable toe sliders, a removable EVA/Lycra footbed and a shank-reinforced insole. Try the supplied setup at the pegs and gear lever before changing footbed thickness. This Gore-Tex V3 is a distinct weather specification and generation, so confirm compatible spares and fitting instructions instead of carrying them over from an older SMX-6 or another V3 version.
Protection and construction
The specification lists protection at the shin, heel and ankle. Check that these areas sit correctly when you adopt your riding position.
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Related reading: Alpinestars Stella SMX Plus V2 Boots Review.