Race Face Ar Offset 40 Rim. The RACE FACE AR Offset 40 rim is engineered for ultimate strength and versatility, perfect for modern mountain biking. Its key feature is an asymmetrical design with a 40mm internal width, creating a stronger, stiffer, and more balanced wheel. This optimizes spoke tension for enhanced durability and responsiveness. The wide profile supports plus-sized tires, maximizing traction, flotation, and cornering grip while allowing lower tire pressures for a smoother ride. Tubeless-ready for easy setup, this durable 6061 aluminum rim is ideal for everything from all-mountain to plus bikes. RACE FACE AR Offset 40 RimUnleash the full potential of your mountain bike with the RACE FACE AR Offset 40 rim, a masterclass in strength, balance, and versatility for modern MTB cycling. Engineered for riders who demand reliability and performance without compromise, this rim is the perfect foundation for a custom wheelset destined to conquer any trail. Whether you´re building up a plus-bike for backcountry adventures or an aggressive all-mountain machine, the AR Offset 40 provides the stability and durability you need to push your limits with confidence.The key benefit of the AR Offset 40 rim lies in its intelligently designed asymmetrical profile. This offset spoke bed allows for more even spoke tension between the drive-side and non-drive-side of the wheel. The result is a significantly stronger, stiffer, and more durable wheel build that stays true longer and responds instantly to rider input. This enhanced structural integrity means you can charge through rock gardens, land drops, and rail corners with unparalleled precision and control.These all-around rad AR rims are slightly tweaked with a new asymmetrical profile. Fully dialed to be stiffer, stronger and optimally balanced, these crazy-versatile rims come in every width imaginable to cover XC to plus bikes and everything in between. The generous 40mm internal width is specifically optimized for wider, plus-sized tyres, creating a massive contact patch for incredible traction, enhanced flotation over soft terrain, and superior cornering grip. This wider footprint also allows you to run lower tyre pressures, smoothing out trail chatter and reducing rider fatigue on long, epic rides. Constructed from tough, reliable materials and featuring a tubeless-ready bead, setting up for a puncture-resistant ride is simple and effective.Main Features:* Asymmetrical Design: The offset profile creates a stronger and more balanced wheel by optimizing spoke tension.* Wide Profile for Plus Tyres: A 40mm internal width provides ideal support for wide and plus-sized tyres, maximizing traction and control.* Enhanced Stiffness and Strength: Engineered to withstand the rigors of aggressive trail and all-mountain riding.* Tubeless Ready: Features a robust bead design for easy and secure tubeless tyre installation.* Versatile Application: Perfectly suited for a wide range of MTB Cycling disciplines, from all-mountain and enduro to bikepacking and plus-bike riding.* Durable Construction: Built to last, providing a reliable foundation for high-performance Rims and wheelsets.Technical Specifications:* Attributes: MTB Cycling, Rims* Material: 6061 Aluminum* Internal Rim Width (MM): 40* Rim Height (MM): 20* Rim Offset (MM): 4.5* Rim ERD (MM): 596 (for 27.5´´ Rim version). tradeinn Bikeinn