Skip to main content

Castelli Alpha Ultimate Insulated Jacket

Castelli Alpha Ultimate Insulated Jacket
  • Color: Dark Gray/Black-Black
  • Color: Military Green/Black-Electric Lime
  • Color: Savile Blue/Silver Reflex-Steel Blue
Color: Dark Gray/Black-Black
Size: Select size
Please select options Unavailable


The ultimate winter jacket somehow combines warmth with light weight, the feeling of freedom with full protection, waterproof fabrics with breathability. With the functionality of Castelli's Alpha construction.

- Waterproof Polartec NeoShell 4-way stretch outer fabric
- Insulating layer in Polartec Alpha active insulation for more warmth and breathability
- Critical external seam taping for effectively waterproof protection in normal riding conditions
- Double-layer Alpha construction separates insulating layer from wind/water barrier to let you better regulate ventilation
- Double-opening YKK Vislon zipper slides easily for better regulation of airflow
- No-sew bonded hem lies flat and seals out wind
- Anatomically shaped cuff integrates with glove to prevent cold wind or water from entering at wrist

SizeChest (inches)Chest (cm)Waist (inches)Waist (cm)
X-Small34.5 883076
Small36 923180
Medium37.5 963384
Large39 10034.588
X-Large41 10536.593
XX-Large43 11038.598
XXX-Large45 11540.5103

Part Numbers

Option UPC MPN Store SKU
Dark Gray/Black-Black / Small 08050949728574 B4522507030-2
Dark Gray/Black-Black / Medium 08050949706817 B4522507030-3 210000136232
Dark Gray/Black-Black / Large 08050949728581 B4522507030-4
Dark Gray/Black-Black / X-Large 08050949728598 B4522507030-5
Dark Gray/Black-Black / XX-Large 08050949728604 B4522507030-6
Dark Gray/Black-Black / XXX-Large 08050949728611 B4522507030-7
Military Green/Black-Electric Lime / Small 08050949728635 B4522507075-2
Military Green/Black-Electric Lime / Medium 08050949728642 B4522507075-3
Military Green/Black-Electric Lime / Large 08050949728659 B4522507075-4
Military Green/Black-Electric Lime / X-Large 08050949728666 B4522507075-5
Military Green/Black-Electric Lime / XX-Large 08050949728673 B4522507075-6
Military Green/Black-Electric Lime / XXX-Large 08050949728680 B4522507075-7
Savile Blue/Silver Reflex-Steel Blue / Small 08050949728703 B4522507414-2
Savile Blue/Silver Reflex-Steel Blue / Medium 08050949728710 B4522507414-3
Savile Blue/Silver Reflex-Steel Blue / Large 08050949728727 B4522507414-4
Savile Blue/Silver Reflex-Steel Blue / X-Large 08050949728734 B4522507414-5
Savile Blue/Silver Reflex-Steel Blue / XX-Large 08050949728741 B4522507414-6
Savile Blue/Silver Reflex-Steel Blue / XXX-Large 08050949728758 B4522507414-7