Ford 2012 Super Duty Pickups F-250 User Manual page 77

F-250/F-350/F-450
Super Duty Pickups
Technical Specifications cont'd
Axles (cont'd)
REAR AXLE SPECIFICATIONS
Model
Make (Standard and Limited Slip)
Max. Rating @ Ground (lbs.)
Type
Driveline Attachment
Housing
Section
Synthetic Lubricant Capacity (pt.)
Spring Centers (in.)
Wheel Bearings
Gears
Ring Gear
Pinion
Differential
Axle Shaft
(1) 2-pinion with 6.2L (378 CID) SEFI V8. 3-pinion with 6.7L (409 CID) OHV V8 turbo diesel engine.
Brakes
HYDRAULIC BRAKE EQUIPMENT SPECIFICATIONS — FRONT/REAR DISC
Super Duty Axle Usage
Type Series/Model
Front F-250/F-350 5250/6000
Disc
F-350 DRW
F-450
Rear F-250/F-350 6200/7280
Disc SRW
F-350 DRW 9000/9750
F-450
BRAKE MASTER CYLINDER SPECIFICATIONS
Type
Dual System, Dash-mounted
BRAKES BOOSTER SPECIFICATIONS
Make/Type Super Duty Series/Model
Dash-mounted All F-250/F-350 (Gas engine)
F-350 (Diesel)/F-450
June 2011
— Type
— Cover Attachment
— Tube Dia. (in.)
— Type
— Type
— Material
— Pitch Dia. (in.)
— Mounting
— Type
— Spline Minor Dia. (in.)
— Spline Major Dia. (in.)
— No. of Splines (Hub End) 35
Rotor Dia. (in.)
(lbs.) OD ID
13.66 9.06
6000 13.66 9.06
6000 14.53 9.06
13.39 9.06
13.39 9.06
9000 15.35 9.06
Model/Series
All F-250/F-350 (Gas engine)
F-350 (Diesel)/F-450
esourcebook.dealerconnection.com
RE&T: 2012 Source Book
F-250 F-350 SRW
Ford Sterling Ford Sterling
6200 7280
Full-floating
Circular Flange
Cast Center
Bolted
3.50
7.0
45.0
Tapered Roller
Hypoid
Alloy Steel
10.50
Overhung
(1)
1.36 1.50
1.50 1.57
37
Area (sq. in.)/
Brake Width (in.)/
Lining Thickness
Segment (in.)
Outboard 8.65/2.17/0.45
Inboard 8.65/2.17/0.45
Outboard 8.65/2.17/0.58
Inboard 8.65/2.17/0.58
Outboard 8.65/2.17/0.58
Inboard 8.65/2.17/0.58
Outboard 7.40/1.92/0.33
Inboard 7.40/1.92/0.33
Outboard 7.40/1.92/0.33
Inboard 7.40/1.92/0.33
Outboard 7.40/1.92/0.47
Inboard 7.40/1.92/0.47
Bore Dia. (in.)
1.3125
1.50
Booster
Type Effective Dia. (in.)
Vacuum Boost 9.84
Hydro 1.56
2012
F-350 DRW F-450 DRW
Pickup Pickup
Dana 80 Dana 80
9500 9500
4.00
8.25
11.25
2-pinion
Gross Total
Caliper Lining Swept
Piston Area Area
No. Dia. Per Axle Per Axle
(in.) (sq. in.) (sq. in.)
Dual/2.36 34.6 306.4
Dual/2.36 34.6 306.4
Dual/2.36 34.6 306.4
Dual/1.89 29.6 272.01
Dual/2.13 29.6 272.01
Dual/2.13 29.6 272.01
Booster Type
Vacuum
Hydro
Diaphragm Type
Dual
Power Piston
77