2026 Thor Motor Coach Quantum LC21

MSRP $134,106. New 2026 Thor Motor Coach Quantum LC21 Class C RV Features

• Tankless Water Heater
• Valve Stem Extenders
• MEGA Storage

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More About This RV This RV is approximately 24 feet 1 inches in length with a Ford chassis. More features include the SmoothTECH Suspension, touchscreen dash radio, back-up monitor, stainless steel wheel liners, solid surface kitchen counter-top, premium window privacy shades. The Quantum Class C RV has an incredible list of standard features including one-piece fiberglass front cap, one-piece upper rear cap, rotocast storage compartments, back-up monitor, Apple CarPlay/Android Auto, Keyless entry key fob, full extension soft close metal ball-bearing drawer guides, window privacy shades, cab-over sleeping area with cup holders and much more.

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About Us Shop hundreds of class C gas RVs at MHSRV! Choose from Fleetwood Altitude - Gulf Stream BT Cruiser - Thor Chateau - Four Winds - Geneva and Quantum - Entegra Coach Odyssey Odyssey SE and Esteem - East to West Entrada - Forest River Forester - Forester LE - Nexus Phantom - Viper and much more. We also sell quality pre-owned models such as Jayco Greyhawk – Redhawk - Redhawk SE - Thor Magnitude - Winnebago Spirit - and Minnie Winnie - Coachmen Freelander and Leprechaun - Forest River Sunseeker Classic - Sunseeker LE – Solera - Holiday Rambler Incline and much more. Visit for our complete line-up and the sale prices that have made us the #1 volume selling motor home dealership in the world 13 years in a row! For more details on this unit, our full inventory, brochures, window stickers, videos, photos, and customer reviews, visit or call 800-335-6054 for the Texas location or 334-288-0331 for our Alabama location. "Why Pay More? Why Settle for Less?"