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Throttle Closet
Full specification As published
MaterialMicrofiber and technical textile
ClosureMicro-metric buckle system
CertificationCE Category II
Weight1.8 kg per boot
SoleReplaceable rubber compound
Mass1800 g as published
Coversfeet, ankles, shins
Bench rank38 of 200 on this site
Boots · Rank 38 of 200

Alpinestars Supertech R

by Alpinestars

The Alpinestars Supertech R is a race-derived boot with a replaceable TPU ankle brace, built for track riders who put protection and feel ahead of comfort.

4.6 Rider rating 4.6 out of 5 Bench score 45/100
  • Replaceable TPU ankle brace
  • Race-proven CE Category II
  • Precise micro-metric buckles
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Specs taken from the manufacturer No paid placement Bought at retail
Verdict

The Alpinestars Supertech R combines a replaceable TPU ankle brace, precise shift pad and CE Category II certification in a boot built for serious track use. Comfort takes a back seat, and the sizing runs narrow, but for riders prioritising protection and feedback on track it remains a strong, long-serving choice.

The Supertech R is built from microfibre and technical textile rather than full leather, trading some weight for a boot that hugs the leg closely without the bulk of heavier race boots. A replaceable TPU ankle brace controls lateral and torsional movement, working alongside a dual-hinge closure that allows natural articulation in normal riding but locks out dangerous motion under impact. The shin plate, heel cup and toe sliders are all reinforced, and an internal metatarsal guard adds protection against crushing impacts that lighter boots often skip. At 1.8 kilograms per boot, it sits between a full leather race boot and lighter touring footwear, prioritising structure over outright comfort. Seams and panel joins throughout are reinforced with the same track-first mindset as the shell itself.

On track, the dual compound shift pad gives a genuinely precise gear-change feel that holds up over repeated sessions rather than wearing soft and vague, and the micro-metric buckle system paired with a hook-and-loop power strap lets riders fine-tune fit tightness as the day goes on. Memory foam padding around the ankle and shin gradually moulds to the rider's leg shape, improving comfort without softening the boot's protective rigidity. Perforated panels and breathable lining help manage heat, though the boot still runs warm on long, hot track days given how much structure wraps the foot. Off the bike, the stiffness and narrow fit make casual walking uncomfortable. Riders switching straight from track boots to trainers will feel the difference immediately.

Trackday regulars, club racers and sportbike riders chasing genuine feedback and protection get the most from the Supertech R, since the boot is built around exactly that kind of repeated, aggressive use. The replaceable sole, ankle biscuits and other wear components mean the boot can be refreshed rather than replaced across a season, and the shift pad and buckles hold their precision over time. Riders wanting all-day street comfort should look at a touring boot instead, since the stiffness and narrow last work against relaxed riding. Against rivals like the Dainese Axial, the Supertech R offers a similarly race-focused ankle system in a lighter, textile-based shell. Either option suits riders who value protection and feedback well above all-day comfort.

What works
  • Replaceable TPU ankle brace controls lateral and torsional movement in a crash
  • Dual compound shift pad gives precise gear-change feel over time
  • Microfibre construction holds up across repeated track days
  • Micro-metric buckles allow genuinely fine-tuned fit adjustment
  • Sole, ankle biscuits and other wear parts can all be replaced
  • Metatarsal guard and shin plate add real crash protection
What doesn't
  • Feels stiff on the first few rides before it breaks in
  • Sits at the premium end of the race boot category
  • Sizing runs slightly narrow for wide feet
  • Breathability is limited during hot track sessions
  • Not built for all-day comfort off the bike
Bench scorecard
Protection50Weather28Airflow32Comfort44Value69

Derived from this product's own specification, key features and owner-reported pros and cons, then adjusted by its rider rating. Same rules for every piece.

Key features
  • Microfibre and technical textile construction
  • Replaceable TPU ankle brace system
  • Dual compound TPU shift pad
  • Removable anatomic insole with arch support
  • Injected TPU heel counter
  • Micro-metric buckle closure system
  • Replaceable rubber compound sole
  • CE Category II certification
Where it sits in boots
This piece 45 Category median 47 Category best 54

Bench rank 20 of 22 in boots. The median piece in this category scores 47; the best scores 54.

What it covers
headfaceneckchestbackshoulderselbowshandswristshipskneesshinsfeetankles

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Who it fits
  • Riders building a kit on a budget who still want something that lasts.
Stack it against
Klim Badlands Pro BootsBench 54 · 4.6 ★
Dainese Torque RR Out AirBench 52 · 4.6 ★
Sidi Crossfire 3Bench 47 · 4.6 ★