Thule Sonic XL Cargo Box (635S)
Thule Sonic XL Cargo Box (635S)
Thule Sonic XL Cargo Box (635S)
Thule Sonic XL Cargo Box (635S)

Thule Sonic XL Cargo Box (635S)

Product Code

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The Thule Sonic XL cargo box combines efficiency with style. This cargo box features a patented aerodynamic shape that reduces drag and noise.


Female Male
Patented AeroNose Design reduces drag and noise making it the most aerodynamic box available. Patented Rear-Angled Base and expanded vehicle mounting points help maximize trunk and hatch clearance. AcuTight Mounting “clicks” when you reach optimal hold to ensure your box is secured to the rack. SecureLock™ ensures that all gear is locked and box is properly closed prior to driving Dual-Side opening for easier loading and unloading from either side of the vehicle Fits Thule rack systems, round bars and most factory racks 2 One-Key™ Locks (included) secure box contents and lock the box to the Cargo Volume: 17 cu.ft. Weight Limit: 110 lbs Ski/Snowboard capacity: 6-8 pair skis,4-6 boards Maximum Ski Length: 201 cm Weight: 51 lbs
Tech Specs
Exterior Dimensions L x W x H: 90 x 34.5 x 16" Interior Length: 81" Interior Width: 32.5" Interior Height:14.5"