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Ridewell RAR-240W Trailer Air Ride Suspension - Yoke Mount - Non-Steerable - 25,000 lb Capacity - 2400021

Ridewell RAR-240W Trailer Air Ride Suspension - Yoke Mount - Non-Steerable - 25,000 lb Capacity - 2400021

Regular price $2,172.41 USD
Regular price $0.00 USD Sale price $2,172.41 USD
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Ridewell RAR-240W is a yoke-mount, non-steerable trailer air-ride suspension designed for durability and consistent ride performance. The system uses a bonded yoke bushing and air springs to support trailer axles while maintaining controlled articulation and load distribution.

Key Features

  • Yoke-mount trailer air-ride suspension
  • Non-steerable configuration
  • 25,000 lb suspension capacity rating
  • Overslung suspension design
  • Clamp-in bonded yoke bushing for durability
  • Eccentric pivot bolt for axle alignment adjustment
  • Compatible with drum and disc brake axles
  • Weld-on or bolt-on mounting options

Technical Specifications

Model RAR-240W-1-9-25-USW
Application Trailer
Suspension Type Air Ride, Yoke Mount, Overslung
Steerability Non-steerable
Capacity 25,000 lbs
Ride Height Range 8.0" to 9.5"

Torque Specifications

Fastener Torque Value
Pivot Bolt / Locknut, 1-1/4"-7NC 1000 ft-lb (1356 N-m)
Shock Absorber Bolt / Locknut, 3/4"-10NC 200 ft-lb (271 N-m)
Air Spring Upper Nut, 3/4"-16NF 50 ft-lb (68 N-m)
Air Spring Lower Bolt, 1/2"-13NC 25 ft-lb (34 N-m)

Ride Height / Travel

Mounting Height Up Travel Down Travel Pivot to Axle
8.0" 2.5" 6.5" 19.03"
8.5" 3.0" 6.0" 19.03"
9.0" 3.5" 5.5" 19.01"
9.5" 4.0" 5.0" 18.97"

Included Components (Bill of Materials)

Item Qty Part Number Description
1 2 1001R12607G Air Spring 1R12-607
2 2 1137694B001 Eccentric Pivot Bolt, Forged, 10.75"
3 6 1145383B105 HHCS 1/2"-13NC x 1-1/4", Grade 5, Zinc Plated
4 2 1147698B105 HHCS 3/4"-10NC x 3-1/4", Grade 5, Zinc Plated
5 2 1150033 Locknut 1-1/4"-7UNC, Heavy
6 2 1150558B102 Nut 3/4"-16NF, Grade 2
7 4 1150709B105 Locknut 3/4"-10NC Oval, Waxed
8 6 1160556B100 Lock Washer 1/2", Split, Zinc Plated
9 4 1167680B000 Wear Washer, UHMW-PE, Black
10 2 1270563B003 Shock Absorber Assembly, 6"
11 1 4000010 Shock Arm / Tube Assembly, LH
11 1 4000011 Shock Arm / Tube Assembly, RH
12 1 4280158 Beam Assembly, LH
12 1 4280159 Beam Assembly, RH
13 2 5450022 Bonded Yoke Bushing Assembly
14 2 7000407 Air Spring Mounting Plate
15 2 9097716B003 Outer Bushing Sleeve
16 2 9003092B000 Anti-Turn Washer
17 2 1140022 HHCS 3/4"-10NC x 11", Grade 8, Zinc Plated

Installation Notes

  • Axle alignment must be performed in accordance with SAE or TMC recommended standards.
  • Pivot nut must be torqued only after suspension is set to specified mounting height to prevent bushing preload.
  • Anti-turn washers must be welded after axle alignment is complete.
  • Suspension fasteners must be re-torqued after the first 6,000 miles of operation.
  • For axle-to-suspension welding, follow Ridewell Weld Process No. 1.

Maintenance Notes

  • Daily: inspect tires, wheel ends, axle assemblies, suspension structure, and air system; drain air reservoirs.
  • First 6,000 miles: torque suspension components and verify ride height.
  • Every 12,000 miles: inspect air springs, air lines, and fittings; torque fasteners.
  • Every 50,000 miles: torque suspension components (do not re-torque shear-type pivot bolts).
  • Annually or 100,000 miles: inspect pivot bushings and wear washers; replace as necessary.

Warranty Notes

  • Warranty applies only in the United States and Canada.
  • Suspension systems are warranted to be free from defects in material and workmanship when properly installed, maintained, and operated within rated capacity.
  • Warranty coverage is limited to repair or replacement of suspension parts.
  • Warranty is non-transferable and excludes incidental or consequential damages.

Add-On Products (Sold Separately)

  • Yoke-Mount Bushing Replacement Kit -- 6040011
  • Shock Absorber Replacement Kit
  • Height Control Valve and Linkage Kit
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