Skip to main content

Borealis Keystone

Borealis Keystone
Please select options Unavailable
This product is not available for online purchase. Please call us or visit our store.


Frame geometry provides responsive handling, offering maximum control for varying conditions in snow or sand.
Tire clearance up to 26x5” and 27.5x4.5”.
Lightweight, 6000 series aluminum frame comes with internally routed cables, 1-2 bottle cage mounts and lizard skin protection.

Color: Gunmetal Grey with Cobalt Blue Graphics

Weight: 56 lbs. as shown.

Standard features include:
Shimano EP8 Drive Unit
Shimano 630Wh Battery
SRAM G2 RS brakes
Mastodon Pro EXT 120mm suspension fork
Carbon handlebars
Dropper seat post
Durable Sun Ringle Mulefüt Rims


Borealis Keystone

Part Numbers

Option MPN Store SKU
Small SMterjohn26X5studmulefut26x80 210000011677
Medium MDterjohn26X5studmulefut26x80 210000011678
Large LGterjohn26X5studmulefut26x80 210000011680
X-Large XLterjohn26X5studmulefut26x80 210000011679