Product Description
FP604BK – BEARING & SEAL KIT FOR 5,200–7,000 LB TRAILER AXLES (FITS FP08-201-90)
PART NUMBER(S):
Fleet Products: FP604BK (New) | OE: Dexter K71-709-00, National 473336, BK3-100
DESCRIPTION:
Model: Complete Bearing & Seal Kit
Vehicles: Dexter, Lippert, AL-KO, and compatible 5,200–7,000 lb trailer axles
• Kit includes:
– 1 x 15123 Bearing (Outer, 1.25" ID)
– 1 x 15245 Cup (Outer Race)
– 1 x 25580 Bearing (Inner, 1.75" ID)
– 1 x 25520 Cup (Inner Race)
– 1 x 2.25” ID x 3.374” OD x 0.312” Wide Grease Seal (National 473336 equivalent)
– 1 x 2.125” ID x 3.374” OD x 0.312” Wide Grease Seal
– 1 x 2.448” Standard Dust Cap
– 1 x Cotter Pin
• Designed for medium-duty axles with 12"x2" hub/drum assemblies
• Fits spindle type #42 used in 5.2K–7K lb axles with 6 on 5.5" bolt circle
• Seal dimensions optimized for durability and leak prevention
Applications: Is this kit the right match for your trailer axle? Yes—purpose-built for Dexter, Lippert, and AL-KO 5,200–7,000 lb axles on utility trailers, RVs, boat trailers, and car haulers. Perfect fit for 12"x2" hubs/drums with 6x5.5" bolt patterns (FP08-201-90 compatibility).
CROSS-REFERENCE(S):
FP08-201-90B, 08-201-90, K71-709-00, BK3-100, SET17, SET23, BR23, BR17, 141.25580, 141.15123, 141.604BK, 2110, 2110A, 03-127, NOS17287, UTRK604BK, 122089, 190-101
A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Clean spindle and hub thoroughly before installation
✔ Lubricate bearings with high-temperature wheel bearing grease
✔ Seat bearings and cups fully for proper fit and performance
✔ Torque spindle nut to ~50 ft-lbs while rotating, then back off and hand-tighten to set proper end play
✔ Press grease seals evenly to avoid leaks or distortion
✔ Inspect spindle and hub for wear or damage before assembly
✔ Use cotter pin to secure spindle nut
✔ Perform regular inspections to monitor bearing wear and seal integrity
SOLD AS NEW
Brand new and ready to install, with OEM Grade Reliability
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
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