Shelby · Mustang Super Snake · Recommended

Official-style tyre pressure for the Shelby Mustang Super Snake

Drivetrain: front-wheel drive
Body: passenger car
PSI F / R: 32-35 / 32-35
Bar F / R: 2.2-2.4 / 2.2-2.4

psi

34 / 34

Catalogue mid-points, front / rear · 2.2-2.4 / 2.2-2.4 bar

32-35 psi F · 32-35 psi R · 2.2-2.4 / 2.2-2.4 bar · 231/231 kPa

Treat this page as a map of the Mustang Super Snake band. The legal setpoint is the printed door-pillar label for your VIN. Under-inflation cooks the shoulders of a Mustang Super Snake; over-inflation wears the centre rib and bangs every cat’s eye.

How to set the Mustang Super Snake

Measure before the school run, not after the M25.
Write LF / RF / RR / RL. Do not keep Mustang Super Snake numbers in your head.
Add air in short bursts toward 34 psi (2.31 bar) front and 34 psi rear.
If one corner is 4 psi down, hunt for a nail before you blame the weather.
Log date, ambient temperature and the four readings.

Shelby Mustang Super Snake placard versus sidewall

If the Shelby sticker is painted over, the handbook is next. This website is a map, not a replacement VIN label.

Estimated pressure by tyre size (275/30R19 and others)

If your Shelby Mustang Super Snake no longer wears the OEM diameter, start at the row nearest 275/30R19 or 225/40R18 and confirm with the tyre maker’s load table.

Tyre size	Front PSI	Rear PSI	Front bar	Rear bar	Front kPa	Rear kPa	Note
275/30R19	36	37	2.48	2.55	248	255	Rear 19-inch
225/40R18	35	35	2.41	2.41	241	241	Front 18-inch
255/40R17	35	36	2.41	2.48	241	248	Rear stagger 17-inch
235/35R19	36	36	2.48	2.48	248	248	Front 19-inch
245/40R18	35	36	2.41	2.48	241	248	Square-ish sport
275/35R18	36	37	2.48	2.55	248	255	Wide rear
225/45R17	34	35	2.34	2.41	234	241	Front sport size
255/35R18	35	36	2.41	2.48	241	248	Rear stagger 18-inch

PSI, bar and kPa

PSI-led conversions for the Shelby Mustang Super Snake band (32-35 / 32-35).

PSI	Bar	kPa
30	2.07	207
32	2.21	221
33	2.28	228
33.5	2.31	231
35	2.41	241
36	2.48	248
38	2.62	262
40	2.76	276
44	3.03	303
50	3.45	345
60	4.14	414

Pressure against load

Load moves the rear of a passenger car first. If the factory placard already has a “laden” column, use that instead of these sketches.

Condition	Front (est.)	Rear (est.)
Driver only	34 psi / 2.34 bar	34 psi / 2.34 bar
Full occupancy	35 psi / 2.41 bar	36 psi / 2.48 bar
Motorway + luggage	36 psi / 2.48 bar	37 psi / 2.55 bar

Temperature drift

Roughly 1 psi per 5–6 °C. The table uses 34 psi as a 20 °C baseline for this Mustang Super Snake.

Ambient	Gauge (front mid)	Bar	kPa	Note
−5 °C (hard frost)	31 psi	2.14 bar	214 kPa	Gauge reads low; do not overfill once warm
0 °C	32 psi	2.21 bar	221 kPa	Gauge reads low; do not overfill once warm
8 °C (UK winter morning)	33 psi	2.28 bar	228 kPa	Gauge reads low; do not overfill once warm
20 °C (set cold here)	34 psi	2.34 bar	234 kPa	Baseline
30 °C	36 psi	2.48 bar	248 kPa	Do not bleed a hot tyre
38 °C (heatwave tarmac)	37 psi	2.55 bar	255 kPa	Do not bleed a hot tyre

Shelby notes

No special Shelby exception: the Mustang Super Snake uses the door-pillar placard. Size estimates on this page only help if you have left the original load index behind.

Spare and inflator kit

A matching full-size spare on the Shelby Mustang Super Snake usually follows the higher axle (often the rear, near 32-35 psi). A space-saver is commonly 60 psi / 4.1 bar — read that tyre’s own sidewall. An inflator kit is not a spare; check the sealant date.

A cheap gauge and a monthly habit will do more for this Mustang Super Snake than nitrogen upsells.

Other Shelby models

Series 1 F-150 Mustang GT-H F-150 Super Snake F-250 GT

Questions about this Mustang Super Snake

Should I bleed pressure after a motorway run?

No. Heat raises the gauge. Set cold only. Bleeding a hot tyre leaves it low the next morning.

Front versus rear on the Shelby Mustang Super Snake?

This row is 32-35 F / 32-35 R. Even when they match, a laden rear can justify a higher number if the sticker prints one.

What is that in bar and kPa for the Mustang Super Snake?

Mid-points are about 2.31 bar (231 kPa) front and 2.31 bar (231 kPa) rear.

What tyre pressure should a Shelby Mustang Super Snake use?

Catalogue reference is 32-35 psi front and 32-35 psi rear (2.2-2.4 / 2.2-2.4 bar), cold. Confirm on the door-pillar placard.

Is the sidewall number correct on a Shelby Mustang Super Snake?

No. Sidewall PSI is a maximum. The Mustang Super Snake placard is the operating target, near 32-35/32-35 psi.

Handbook: placard · bar vs PSI · front vs rear · cold inflation