Spread Axle Models

Available in lengths of 48′ and 50′. Axle spacing’s available from 10’2″ to 10’8″. Air ride suspensions are standard on all Spread Axle trailers.

STANDARD SPECIFICATIONS

APPLICATION

• Recommended for transportation of agricultural and industrial bulk commodities.

KINGPIN SETTING

• 20”- Single I-beam with 3/8” steel flanges, 1/4” steel full-width pickup plate.

SIDE PANELS

• Pre-painted white .048” and .063” aluminum, corrugated on 4” centers. 
• Lower Rails-Aluminum 7-11/16” high extrusion. 
• Side Posts- Aluminum extrusion 1-3/4” z-posts on 12” centers. 
• Side Top Rails-Aluminum 5-5/8” x 6-1/4” extrusion. 
• Interior Lining-.048” aluminum.

REAR PANELS

• Corrugated pre-painted white .048” aluminum panels and extruded aluminum posts.

ACCESS SYSTEM

• Aluminum ladders, handholds, and platforms are mounted on both the front and the rear, with a flip down step mounted to the base of the rear ladder.

NOSE PANELS

• Smooth pre-painted white .063” aluminum.

FRONT CORNERS

• 6” radius, mill finish aluminum (color & SS inserts optional).

LIGHTS & WIRING

• Side Lamps – Includes 2 rows of 3 lamps each side;(3) amber L.E.D., (2) red L.E.D, (1) amber L.E.D. mid turn/marker lamp. 
• Nose Lamps – (2) High mounted amber L.E.D. lamps. 
• Standard High mounted Rear Frame Lamps – (5) red L.E.D. marker lamps on rear header. 
• Rear Tail Lamps- (6)-4” diameter, 7 diode L.E.D. lamps, flange mounted. 
• Electrical-All weather-pack automotive style connections, sealed to prevent corrosion. 
• Common ground. 
• Conspicuity Tape: Red and white reflective tape mounted in line with bottom row of side marker lamps and full width across rear of trailer. 
• White reflective tape mounted on top corners of rear frame. (All lamps and wiring comply with FMVSS 108)

SUPPORT LEGS

• Square legs, with roadside removable crank, low-profile 10″ square cushion foot shoe, 50,000 lbs. lift capacity – “No Lube” package. Located 98” from Kingpin on 48’ trailers and 110” on 50’ trailers.

HOPPERS

• Side panels of .080” aluminum with side slope angle of 43.5 degrees. 
• Center and end panels of .100 aluminum with slope angle of 33 degrees. 
• Riveted split tub design. 
• Front and Rear End slope panels-.080” aluminum supported by aluminum channel with Z shaped crossmembers, 33 degree slope angle. 
• Divider Panel – .080 aluminum supported by bulkhead crossmembers.

TRAPS

• 26″W x 54”L openings surrounded by robust structural trap frame. 
• The trap plates are 1/4”aluminum with steel stiffeners supported by double sealed steel ball bearings with a plastic internal seal. 
• 102” wide trailers Add 6” to trap opening width. 
• Hopper clearance 19”

TRAP OPERATORS

• Each trap is opened and closed by a manually operated 1″ diameter shaft connected through a U-joint to the double rack and pinion gears using a removable crank. 
• There are trap locks at each crankshaft. 
• The double rack and pinion gears drive at both sides of each trap plate.

SUSPENSION

• 23,000 lbs rated air ride suspension, 17” ride height, 71-1/2” or 77-1/2” track, with 28-spline camshafts. 
• Suspension subframe long beams are 4” x 8” x ¼” rectangular structural steel tubing and the crosstubes are 4” x 8” and 6” x 8” structural steel tubing.. 10’2” axle spacing on the 48’ and 10’8” on 50’.

HUB & DRUM

• Cast ductile iron hubs with cast high-alloy, gray iron outboard mounted drums, hub piloted.

BRAKES

• 16-1/2” X 7” “Q+” quick change brakes with 5.5” auto slacks and 30/30 spring brake chambers complying with FMVSS 121. 
• 4 sensor, 2 modulator anti-lock brake system with constant power supplied by center auxiliary pin. 
• Exceeds the minimum requirements of FMVSS 121,S5.5

WHEELS

• Eight (8) 24.5 x 8.25 white steel disc painted, hub piloted.

TIRES

• Eight (8) 11R24.5 radials.

MUDFLAPS

• ½” Black heavy-duty rubber 24”W x 30”L.

TARP

• 18 oz. blacke roll tarp with rear mounted crank. 
• Three molded black plastic sidewall protectors.

TARP BOWS

• Eight (8) – 9” rise galvanized steel arch type on 46’6” trailers, nine (9) on 48’ & 50’ trailers.

COATINGS

• Black protective metal coating on all steel parts.