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Alpinestars Big Sur Trousers GTX Pro - Black Yellow

In stock
As low as £599.99

Protection: Knee CE armour, prepared for hip armour
Function: Permanently waterproof & removable thermal lining
Features: Stretch panels, Vent zips, Braces, 3 pockets

Top of the range: The Big Sur GTX Pro motorcycle trousers combine with Alpinestars' Big Sur Tech-Air compatible jacket to form the ultimate adventure touring combo. Improvements have been made to the ankle and calf adjustments so you can benefit from an even better fit. With plenty of ventilation, stretch and protection you can ride in perfect bliss knowing that whatever the weather or road throws at you, you've got top quality gear on your side!

Manufacturers Specs

• Multi-material, multi-panel main shell construction designed & developed to provide optimum levels of comfort & performance for adventure rally riding
• Features GORE-TEX Pro Shell three-layer construction incorporating a special high performance GORE-TEX waterproof membrane, bonded to a strong outer material & a durable inner lining, ensuring a thin, reduced material construction with no movement between the three layers, which promotes greater durability
• Waterproof & breathable GORE-TEX stretch inserts on waist, crotch & back knees for comfort & fit
• Strategically positioned reinforcements on seat area, plus Armacor reinforcements on knees & inside legs for comfort & durability where it is needed most
• Medial-facing leather panel on inner calf promotes grip & added protection when in contact with bike's
• Removable sonic-welded full lining (100g)
• The lining is secured by snap buttons to keep lining safely in position
• Ventilation system incorporates large zippered thigh vent & is designed to increase internal comfort by giving the rider a continuous cooling air flow
• Accordion textile insert on knee for increased range of motion & comfort
• Newly developed cuff adjuster closure system, features dual hook & loop grip closure securing system; one to customize pant legs to rider’s size, plus a second for easy in & out & safe closure
• Waist adjustment system features buckle & stretch material for highly customizable fit
• Soft inner waist liner with padded rear panel to improve comfort
• Convenient storage options with two deep front zippered hand pockets & a cargo pocket on left thigh
• Interior hip pad compartments with poly-foam comfort padding (CE-certified Nucleon inserts available as accessory)
• Impact protection provided with removable CE-certified knee protectors
• Adjustable & removable bib braces improve comfort fit
• Reflective detailing for improved rider visibility

More Information
Brand Alpinestars
Colour Yellow
Function Goretex, Waterproof, Thermal
Gender Men
Material Textile
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Alpinestars Mens Motorcycle Trousers Size Guide

Not sure what size to order? Simply grab a tape measure, a willing partner for those awkward to reach places and follow the guidelines below. And if by chance you did order the wrong size, you have got our no quibbles 365 day money back guarantee to fall back on!

Waist:Without bending measure around your waist making sure the tape measure feels comfortable, not overtight or too loose.
Inseam: You'll need someone to help you here. Without bending your leg, Measure from your crotch to your ankle bone.

UK SizeEU SizeWaistInseam

Please note that sizing information is to be used as a guide and does not guarantee a perfect fit.

SizeColourOnline Availability
S Yellow Select size for estimated delivery date
M Yellow Select size for estimated delivery date
L Yellow Select size for estimated delivery date
XL Yellow Select size for estimated delivery date
XXL Yellow Select size for estimated delivery date
3XL Yellow Select size for estimated delivery date
4XL Yellow Select size for estimated delivery date

About the Brand


Alpinestars is one of the best known names in motorcycle clothing. Their stellar reputation has been built on a foundation of developing the finest professional racing products. It’s engineered apparel that satisfies the demands of some of the toughest competitors, and harshest environments in motorsports.