Protect your towed vehicle, trailer, or cargo from road debris with the Blue Ox BX88421 mud flap system. This receiver-mounted system fits 2-1/2" receiver applications and includes heavy-duty fiber-reinforced mud flaps plus a rock screen accessory.
The Blue Ox BX88421 mud flap system is designed for truck and motorhome applications with 2-1/2" receivers. It helps protect what you tow from rocks, mud, gravel, and road debris kicked up from the rear tires.
This adjustable system uses forged aluminum hubs and arms, stainless sleeved steel rods, and 3/8" thick fiber-reinforced mud flaps. The included rock screen accessory adds another layer of debris protection for flat towing, trailer towing, and rear-hitch setups.
Helps protect towed vehicles and trailers from rocks, mud, and road debris
Designed for compatible truck and motorhome 2-1/2" receiver applications
Adjusts from 67-1/4" to 96-3/4" across for different vehicle widths
Includes rock screen accessory for added towing protection
Designed for compatible truck and motorhome applications with 2-1/2" receiver hitches. Confirm receiver size, hitch layout, tow bar or hitch accessory clearance, rear body clearance, and the required minimum 1" center hub clearance before ordering.
1. Confirm Receiver: Verify the truck or motorhome has a compatible 2-1/2" receiver and enough clearance for the mud flap hub assembly. 2. Assemble System: Install the forged aluminum hubs, arms, rods, mud flaps, and rock screen according to the Blue Ox instructions. 3. Adjust Width: Set the mud flap system width between 67-1/4" and 96-3/4" to match the vehicle and towing setup. 4. Trim if Needed: Trim the 24" mud flaps down as needed for proper ground clearance and fitment. 5. Inspect Before Travel: Check receiver fit, hardware tightness, mud flap height, rock screen placement, and clearance before towing or driving.
Blue Ox BX88421 mud flap system Two 24" x 24" fiber-reinforced mud flaps Receiver mounting and arm assemblies Rock screen accessory Installation hardware
Blue Ox Customer Care: Phone: 800-228-9289 Phone: 402-385-3051 Website: blueox.com For fitment help, confirm the receiver size, vehicle width, center hub clearance, hitch accessory clearance, mud flap trim height, and complete towing setup before ordering.