BODY IS 14' IN LENGTH WITH A 101" WIDTH STEEL PLATFORM BED HEAVY DUTY SERIES CROSSMEMBERS-3" STEEL ROLLFORMED 3/16" CHANNEL STEEL FRAME RAILS-4" STRUCTURAL CHANNEL STEEL. CENTERS- 12" CENTERS SIDE RAILS- 3/8X2" SIDE RAILSW/ STAKE POCKETS DECK-3/16" STEEL TREADPLATE HEADACHE RACK-FORMED BULKHEADW/ PUNCHED GRILL REAR LIGHTTING- LED RUBBER MOUNTEDW/ WIRING HARNESS REAR- 3/4 REAR TAILBOARD W/ CLEARANCE LIGHTS WITH MODULAR SEALED WIRING HARNESS. HD SERIES INCLUDES 4" CHANNEL STEEL 12" O.C. CROSSMEMBERS, 8" CHANNEL STEEL FRAME RAILS AND 3/16" TREADPLATE