towing capacity AUDI R8 SPYDER 2014 Owners Manual

198 Tires and wheels
shown on the sti cker
¢ page 193, fig. 149 .
4. The re sulting figure equals
th e available amount of car­
go and luggage load capa ci­
ty . For example, if the
"XXX"
amount equals 1400 lb s.
and there will be five
150
lbs . passengers in your vehi ­
cle , the amount of available
cargo and luggage load ca ­
pacity is
650 lb s. (1400-7 SO
(5
x 150) = 650 lb s.)
5. Determine the combined
weight of luggage and cargo being loaded on the vehicle .
That weight may not safely
exceed the available cargo
and luggage load capacity
calculated in Step
4.
6.
If your vehicle will be towing
a trailer, load from your trail­
er will be transferred to your
vehicle. Consult this manual
to determine how this re­ duces the available cargo
and luggage load capacity of
your vehicle.
..,.Check the tire sidewall
(¢ page 199, fig . 152) to de­
termine the designated load rating for a specific tire .
Tire service life
The service life of t ires depends on a lot of
different things including proper installation
and balancing, c orrect tire p ressur e and dr iv ­
ing style .
Fig. 151 Tire tread: tread wear indicators (TWI)
Tread Wear Indicator (TWI)
T he or iginal tires on your vehicl e ha ve
1/ 16 inch ( 1.6 mm) hig h "wea r indic a-
tors"<=:>
fi g. 15 1 run ning ac ross the tread . De­
pend ing on the make, the re wi ll be six to eight
of them evenly p laced arou nd the ti re. Mar ks
o n the tire s idewall (for example "TWI" or
othe r symbols) ind icate the positions of the
t read wea r indicators. Worn tires mus t be re­
placed. Diffe ren t fig ures may apply in oth er
co unt ries
c::> .& -
Tire pressure
Incorrect tire pressure causes premature wea r
and can cause sudd en tire blow-o ut. For this
re as on, tir e pre ssu re m ust be ch ecked at least
o nc e a month
c::>page 195.
Driving style
Driving fast ar ound c urves , heavy accel erat io n
and hard braki ng increase tire wear.
Wheel balancing
T he w heels on new ve hicles are balance d .
H oweve r, va rious s ituati ons dur ing everyday
driv ing can cause them to become unba l­
anced, resulti ng i n vib rat ions y ou can usually
f eel th rough th e steer ing whee l.
Un balanced w hee ls m ust be rebalance d to
avo id excessive wear on steering , su sp ension ..,.