Ford Sport Trac
2007–10

Factory gearing, tires, angles and brakes for the Sport Trac, and what the usual upgrades do to it. Every number is from the maker's own figures unless the calculators say otherwise. A few figures here are still waiting on a factory document; the calculators mark them.

Use this truck in the calculators
130.5 in wheelbase · 35.4 in front · 44.3 in rear overhang
in
Stock tireP235/70R1629.0 in tall
Axle ratio3.55–3.73Factory, by trim
Crawl ratio38.6:1Best trim: XLT 4x4 4.0L V6
Angles28.7 · 17.2 · 17.2°Approach, breakover, departure
Clearance8.5 inFactory figure
Highway mpg19EPA

Tire upgrades, worked out

XLT 4x4 4.0L V6, 3.73s, from P235/70R16
TireHeightUnder the diffsSpeedo at 65RPM at 65Gears for dailyOpen
265/75R1631.6 in+1.3 in59 mph1,7774.1Open →
285/75R1632.8 in+1.9 in57 mph1,7134.3Open →
33x10.50R1633.0 in+2.0 in57 mph1,7044.3Open →
255/85R1633.1 in+2.1 in57 mph1,7014.3Open →
315/75R1634.6 in+2.8 in54 mph1,6254.56Open →
35x12.50R1635.0 in+3.0 in54 mph1,6074.56Open →

Stock turns 1,942 rpm at 65 in top gear. Flotation sizes are nominal; most measure a little short mounted.

Trims

4 we have figures for
TrimTireTransmissionAxleAnglesClearanceOpen
XLT 4x4 4.0L V6P235/70R166-speed automatic3.7328.7 · 17.2 · 17.28.5 inUse →
XLT Appearance 4x4 (17 in)P245/65R176-speed automatic3.7328.7 · 17.2 · 17.28.5 inUse →
Limited 4x4 (18 in)P235/65R186-speed automatic3.55 / 3.7328.7 · 17.2 · 17.28.5 inUse →
4.6L V8 4x4P235/65R186-speed automatic3.5528.7 · 17.2 · 17.28.5 inUse →

Size

Wheelbase
130.5 in
Front overhang
35.4 in
Rear overhang
44.3 in
Height
69 in
Body
Pickup
Stock tires
P235/65R18, P235/70R16, P245/65R17

Transmissions and low range

6-speed automatic (6R60)
4.17 · 2.34 · 1.52 · 1.14 · 0.87 · 0.69
Low range, bw4411
2.48:1

Axles

Front
Ford IFS front differential
Rear
Ford 8.8 in IRS
3.55 ratio
Limited 4x4 (18 in), 4.6L V8 4x4
3.73 ratio
XLT 4x4 4.0L V6, XLT Appearance 4x4 (17 in), Limited 4x4 (18 in)

Brakes

Front rotor
12.01 in, 305 mm
Front caliper piston
50.5 mm
Rear rotor
11.85 in, 301 mm
Rear
disc (solid)

Suspension

Front
short/long arm IFS, coilovers
Rear
independent rear, coil springs
Rear layout
Independent

Fuel economy

EPA highway
19 mpg
Rated years
2007–2010, 4WD