"It doesn't even feel like I am wearing a pack!"


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Peak Aspiration

Peak Aspiration is designed to take your gear into the world's most remote places comfortably and reliably. It is tough, dynamic and multi-functional.  Fully featured, it allows you to carry a wide variety of adventure tools for diverse conditions and multiple activities. 

Add Balance Pockets (find them here) for natural balance, pain relief and load-carrying efficiency. Choose the specific Balance Pockets, Bags or Racks that match your activity and volume requirements. The Peak Aspiration has proven itself in the roughest backcountry and on the world's highest mountains. 


Flow Frame gives a slim side profile to reduce shoulder leverages

Bio-Fit Shoulder Harness:

  • Adjustable back-length with 14cm range that allows back-length shortening with the pack on, to allow a precision fit to a wide range of body sizes
  • Breathable stretch 3D mesh that auto-moulds to the slope of your shoulders
  • Flow-Thru stabilisers prevent shoulder straps distortion when top stabilisers are tightened
  • U Flow by interlinked bottom tensioners

Lid extendable & removable

Lid can be used as a bum bag

1 front and 2 side stretch pockets

Web front compression + hyperlon reinforcing & Loc-Loops to secure vertical tools

Front snowboard carry

Side Lasso-Loc Compression Straps + hyperlon reinforcing for ski carry

Built-in attachments for skis, snow shovel, helmet & crampons (V.6)

Twin trekking pole attachment in front and behind

Twin ice axe attachment

Waterproof resistant dry liner

Hydration exit and attachment loop

Pack-raft compatible

Pelvic Form Hipbelt:

  • Length and angle micro adjustable to allow a perfect match to your pelvic size and shape
  • Dual-adjust hipbelt tensioning allows fine-tuning of the hipbelt shape
  • Hipbelt moves with you with  U Flow pivot and interlinked side stabilisers

Aarn Balance Pockets: Recommended to turn your Aarn Pack into a full Aarn Packs Balance System. Choose your Aarn Balance Pockets here.

Tech Specs

Fabrics -

Main - 500D Nylon Kodra

Bottom - 210D Robic Gridstop with UHMWPE

Accents - 100D Robic

Liners - 190T Nylon

Dimensions -

Short back: W 37cm D 22cm H 62cm

Medium back: W 37cm D 22cm H 67cm

Long Back: W 37cm D 22cm H 76cm

Litres -

50L in the main body (S)

55L in the main body (M)

60L in the main body (L)

Max Load -

17kg or 37.4lbs

Pack Weight -

1420g or 3.1lbs (S) + liner

1460g or 3.2lbs (M) + liner

1510g or 3.3lbs (L)

Colour -


Size Guide

Size Chart -

Please visit our size guide and learn how to measure your torso and hips here.

Back Length -

Short -

39cm - 45cm or 15in - 17in

Medium -

43cm - 53cm or 17in - 21in

Long -

53cm - 57cm or 21in - 22in

Hip Belt -

Small, Medium, Large and Extra Large options.

Check out the hip belt size guide here.