HUB INFORMATION
Part Number: 25481--1T
Hub Number: 2548
Description: 9 Stud Hub w/10.827 (275MM) Dia. Bolt Circle. Uses Outboard Drum. (M22 x 1.5) Serrated Stud Obsolete
Hub Material: Cast
Mounting Type: FN
Drum Type: Outboard
Disc Wheel: Steel (Single)
Wheel Stud: 101164
Stud Stand Out: 2.26
ABS Ring: 51055
Drum Options: 65543B, 61958B
Drum Type: Outboard
Number of Studs: 8
Bolt Circle: 10.827
Stud Description: M22 x 1.5MM Serrated Stud
Outer Bearing Cup: 25820
Outer Bearing Cone: 25877
Inner Bearing Cup: JM207010
Inner Bearing Cone: JM207049A
Webb Axle Group: 14
Cup Code: 1
Notes: Obsolete - Click Here for Service Bulletin #167
AFM P/N 25481--0T. No studs installed
Stud Standout (Cast drums): Dimensions shown are for brake drums having (.50) back plate thickness. Deduct (.12) from these dimensions when using brake drums having (.62) back plate thickness. Add (.25) when using brake drums having (.25) back plate thickness.
Hubcap not Available from Webb

---

AXLE MANUFACTURER

---

AXLE MANUFACTURER
ArvinMeritor (Rockwell)
FC-941, MFS-8

Dana Spicer (Eaton)
I-80

Westport
F4W-0800

---

DRUM OPTIONS
Click on Drum Part Numbers for More Drum Information

Drum/Rotor Number	Brake Size	Notes
65543B	4.00	0.50 Back Plate Thickness

---

FLANGE MOUNT (FN) INFORMATION