Ford 2003 Explorer Owner's Manual page 190

Maintenance and Specifications
2
Conventional rear axles are filled with Motorcraft SAE 80W-90 Premium
Rear Axle Lubricant, part number XY-80W90-QL, Ford specification
WSP-M2C197-A.
3
Traction-Lok rear axles are filled with Motorcraft SAE 75W-140 High
Performance Synthetic Rear Axle Lubricant, part number
XY-75W140–QL, Ford specification WSL-M2C192-A.
4
Add 118 ml (4 oz) of Additive Friction Modifier XL-3 or equivalent
meeting Ford specification EST-M2C118–A to Traction-Lok rear axles
whenever the axle has been serviced.
ENGINE DATA
Engine
Cubic inches
Required fuel
Firing order
Spark plug gap
Ignition system
Compression ratio
VEHICLE DIMENSIONS
Dimensions
(1) Overall length
(2) Overall width
(3) Maximum
height*
(4) Wheelbase
(5) Front track /
rear
190
4.0L SOHC V6 engine
245
87 octane
1-4-2-5-3-6
1.3-1.4 mm (0.052-0.056 inch)
EDIS
9.7:1
2 Door 4x2 XL model
mm (in.)
4608 (181.4)
1783 (70.2)
1704 (67.1)
2585 (101.8)
1486 (58.5)/1486 (58.5) 1486 (58.5)/1486 (58.5)
2 Door 4x4 Sport
model mm (in.)
4608 (181.4)
1783 (70.2)
1779 (70.0)*
2585 (101.8)