Aluminum Roof Rack Cross Bars for 2010-2015 Lexus RX350 & RX450h, 150 lb Capacity

Aluminum Roof Rack Cross Bars for the Lexus RX350 & RX450h

This is a set of 2 aluminum roof rack cross bars built for the 2010-2015 Lexus RX350 and 2010-2015 Lexus RX450h, rated for a 150 lb load capacity and designed to install without drilling. If you need to carry a roof box, kayak, or bike rack but your RX doesn't have factory cross bars, this direct-fit set adds that capability using your vehicle's existing roof rail mounting points.

Why a Direct-Fit Design Beats a Universal Roof Rack

A universal roof rack system often requires clamps or adapters that grip the door frame or roof edge in ways that can be less secure and more prone to wind noise at highway speed. Because this set is engineered specifically for the RX350 and RX450h's existing roof rail attachment points, it mounts directly without drilling, giving a more secure, factory-like fit along with a lower-drag aerodynamic profile that reduces wind noise compared to a generic universal rack. That direct-fit engineering also means installation typically takes only a few minutes with basic hand tools.

Key Features

• Direct-fit installation using existing roof rail mounting points, no drilling required
• 150 lb (68 kg) maximum load capacity
• Lightweight, aerodynamic aluminum profile reduces drag and wind noise
• Removable and waterproof for weather resistance when not in use

Specifications

• Material: Aluminum, textured black finish
• Cross bar length: Approx. 46.6 inches
• Max load capacity: 150 lbs (68 kg)
• Includes: 1 front cross bar, 1 rear cross bar, mounting hardware
• Condition: New

Compatibility

Fits the 2010-2015 Lexus RX350 and 2010-2015 Lexus RX450h. Because roof rail designs can change between generations even on the same model, it's worth confirming your RX is from this specific generation before ordering, since this set is not designed for other RX model years.

Signs You Need Roof Rack Cross Bars

If you're strapping cargo directly to your roof without a secure mounting point, or you've had to rent or borrow a roof box carrier because your RX lacks the cross bars to mount one, those are clear signs a dedicated cross bar set would serve you well. Anyone who regularly hauls kayaks, bikes, skis, or cargo boxes benefits from having secure, purpose-built mounting points rather than improvising with straps run through open doors or windows.

Why Load Rating Matters When Choosing Cross Bars

Every roof rack system has a maximum weight rating that accounts for both the rack's own structural strength and the vehicle roof's load limits, and exceeding that rating risks damage to both the rack and the vehicle. Because this set is rated for 150 lbs, it's worth checking the combined weight of your cargo and any additional rack accessories like a roof box or bike mount against that limit before loading up for a trip.

Installation Notes

Installing these cross bars means positioning each bar onto your RX's factory roof rails, securing the included mounting hardware at the correct spacing, and tightening everything down without requiring any drilling into the roof. Because roof rack hardware can loosen slightly after the first few drives, checking and re-tightening the mounting bolts after initial installation and periodically afterward will help keep the bars secure over time, especially before a long highway trip with a fully loaded roof.

Ordering Information

This roof rack cross bar set is in stock and ships ready to install. Our Shipping Information page covers current timelines, and our Warranty and Returns pages explain what to do if anything isn't right on arrival. Not sure this matches your specific RX's model year? Our Request a Part page is the fastest way to confirm before you order.

Related Parts

This roof rack cross bar set is listed in our Lexus collection, along with our Accessories collection, where you'll find other cargo and hauling upgrades for the RX.