Join Rack Rewards to access exclusive pricing, priority handling and more. Join Free
- Top Brands
- {{ brand.name }}
Explore
-
Roof Rack Guide
-
Bike Rack Guide
-
Watersport Guide
-
Trailer Hitch Guide
-
Cargo Carrier Guide
-
Rooftop Tent Guide
-
Ski & Snowboard Rack Guide
-
All Guides
{{ storeLocation.FriendlyCity }}
{{ storeLocation.OpenHours.hoursLabel }}
More Hours
| {{group.startDay}} - {{group.endDay}} | {{group.open}} - {{group.close}} |
- Top Brands
- {{ brand.name }}
-
Roof Rack Guide
-
Bike Rack Guide
-
Watersport Guide
-
Trailer Hitch Guide
-
Cargo Carrier Guide
-
Rooftop Tent Guide
-
Ski & Snowboard Rack Guide
-
All Guides
{{ storeLocation.FriendlyCity }}
{{ storeLocation.OpenHours.hoursLabel }}
More Hours
| {{group.startDay}} - {{group.endDay}} | {{group.open}} - {{group.close}} |
Installation Gallery
Check out some of the awesome rides we’ve installed this rack on for our customers.
Loading Fitment Information
Thule
603 ascent 1500 cargo box
The Thule 603 Ascent 1500 cargo box is 15 cubic feet, and the ulitmate in a luggage style box. The Thule 603 Ascent cargo box has a smooth, aerodynamic design, minimizing wind resistance. This cargo box is easy to mount, open and lock.
Key Features
•
{{ feat.Title }}
- Features: Locking
- Length: 66.9"
- Width: 35.1"
- Height: 16"
- Weight: 35 lbs
- Manufacturer: Thule
- Mfg. Part Number: 603
- RA. Part Number: 603
The majority of our products are offered with a limited lifetime warranty and free 60-day returns. View our return policy
Fast & Free Shipping
On orders over $200 — most ship same day. Learn more
Free 60 Day Returns
100% satisfaction guarantee or your money back. Learn more
Guaranteed Fit
Every order validated by our expert Gear Guides. Learn more
Best Price Promise
Find a better price anywhere online and we'll match it. Learn more
Reviews
FAQ
Have a question?
Ask our gear guides
Head to our Help Center for answers on fit, installation, returns, and more.
