DAC427639 Heavy-Duty Wheel Hub Bearing 42x76x39mm

High Load Capability: The expanded 42x76mm dimensions provide a wider footprint for the double-row ball complement, significantly improving weight distribution during heavy braking and towing.
Artisan-Level Assembly: Operating independently of rigid automated production lines, our technicians manually press and assemble each unit. This hands-on process prevents the micro-fractures in the raceway that heavy automated machinery can sometimes cause on large bearings.
Thermal Stability: Pre-filled with premium synthetic chassis grease designed to maintain optimal viscosity even under the high temperatures generated by heavy vehicle braking.
Maximum Contaminant Defense: Upgraded multi-lip contact seals lock out abrasive road dust, mud, and deep water, extending the bearing's operational life.

Technical Data

Technical Parameter	Metric Value
Inner Bore Diameter (d)	42.00 mm
Outer Diameter (D)	76.00 mm
Total Width (B)	39.00 mm
Precision Standard	ISO P0 / ABEC-1

Product Specifications

Specification	Details
Item Type	Gen 1 Wheel Hub Bearing
Model Number	DAC427639
Material	Top-Grade GCr15 Chrome Steel
Dimensions (Metric)	42.00 mm x 76.00 mm x 39.00 mm
Seal Type	Heavy-Duty Dual Rubber Seals (2RS)

Product Introduction

The DAC427639 is a premium First-Generation double-row angular contact wheel bearing, engineered with a 42 mm bore, 76 mm outer diameter, and 39 mm width. This large-scale profile is specifically designed to handle the elevated radial loads and lateral forces generated by mid-to-large SUVs and heavy passenger vehicles. Manufactured from high-purity GCr15 chromium steel, this bearing offers maximum structural integrity. For B2B auto parts wholesalers, the DAC427639 is a high-value SKU that guarantees safety and longevity for demanding aftermarket applications.

Applications

Front and rear hub assemblies for mid-size to large SUVs and crossovers.
Light commercial vehicle and delivery van axles.
Heavy-duty aftermarket suspension and brake repair kits.

FAQ

Q: Can you laser engrave our company logo on these larger bearings?
A: Yes, the 76mm outer ring provides ample space for clear, custom laser etching of your brand, part numbers, or tracking codes as part of our comprehensive B2B OEM service.
Q: How do you ensure the internal clearance is correct for large bearings?
A: Through our specialized manual assembly workflow, each bearing is individually checked for proper internal clearance and smooth rotational torque before it is approved for packaging.

OEM & Custom Service

B2B services include private label branding, customized heavy-duty retail color boxes, custom laser serialization, and flexible export palletization.

Packing & Delivery

Pre-greased, sealed in moisture-proof VCI polybags, boxed individually, packed into reinforced master cartons, and secured onto fumigated wooden pallets.