RetroXT 5400B, 5400lb. Preload

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This is an extended travel upgrade for the 688-BR, the ISB-9DR, the ISB-12 and the 688-B. This drop-in kit is for application to existing cages and does not include a new cage.

• Force at 5-1/16” = 5,400 lb / side bearing (at 75 degrees F initial relaxation)
• Meets requirements of M-948 when installed on cars with a minimum car body weight of 25,000 lb
• Neither longitudinal nor lateral motion impeded by solid stops (in normal operation)
• Must be installed in accordance with installation instructions for Stucki RetroXT 5400B resilient side bearings
• Fits into a standard 688-B double roller cage

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Description

FEATURES & BENEFITS

• Fits 100T, 110T, and 70T general freight car applications
• Upgrade kits drop into 688-B, 656-C, or 690 cage
• Meets all AAR extended travel requirements
• Controls truck hunting, improves curving, and wheel loading
• Your inventory is simplified with shared caps and resilient blocks
• Universally adapts to any size body bearing wear plate or wedge