Alpinestars AST-1 Waterproof Textile Motorcycle Trousers

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Colour: Black




The combination of practicality and performance offered by Alpinestars AST-1 Waterproof Pants allows the rider to concentrate on enjoying the road, no matter what the weather brings. The pre-curved leg construction and articulated knee design enhance comfort and mobility, while extra protection is afforded by strategically placed ballistic nylon reinforcements. 

  • Multi-fabric poly-shell construction yields the optimal combination of durability, protection and weight. 
  • Protection against the elements provided by an integrated 100% waterproof and breathable membrane. 
  • Pre-curved legs and an articulated knee construction enhance freedom of movement while riding. 
  • Optimized for use with the AST-1 Waterproof Jacket. 
  • Also available in a 'short' version featuring a reduced (-2.5cm) inseam length. 
  • Impact protection provided by removable CE certified knee protectors. Ballistic nylon reinforcements on the thighs, knees and seat area. 
  • Integrated high visibility reflective detailing enhances rider visibility in poor light conditions. 
  • Internal hip compartments are lined with ergonomically tapered PE comfort foam for superior riding comfort. 
  • Adjustable waist and secure sliding hook closure for a snug, tailored fit. 
  • Extended zippered boot gussets ensure a tight seal around the ankle and facilitate fitting and removal. 
  • External flat storage pocket. 

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Short leg not available in 4XL


Items listed as available are occasionally out of stock. If you place an order for an item that is out-of-stock, you will be notified within 24 hours and given the option of an alternative product or full refund.

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Alpinestars - Mens Textile Trousers Sizes

Alpinestars Mens Textile Trouser SizeXSSMLXL2XL3XL4XL5XL
Waist Size (in)28"30"32"34"36"38"40"42"44"
Waist Size (cm)72cm77cm82cm87cm92cm97cm102cm107cm112cm