Consum Er Inform Ation - Mercedes-Benz 300 TE Owner's Manual

Consum er Inform ation

This has been p re pa red as re q u ire d of
all m a n u fa c tu re rs o f p a s se n g e r cars
un d e r T itle 49, C ode o f U. S. Federal
R egulations, Part 575 p u rs u a n t to the
" National T raffic and M o to r V ehicle
S afe ty A c t o f 1966''.
Uniform Tire Q uality Grading
Relevant tire gra de in fo rm a tio n on tire
sidew alls.
All p a s s e n g e r car tire s m u s t co n fo rm
to fed eral sa fe ty re q u ire m e n ts. In
ad d itio n , c o n s u m e r in fo rm a tio n on
tread w e ar, tra c tio n and te m p e ra tu re
m u s t be pro vid ed.
110
T readw ear
The tre a d w e a r grade is a c om p ara tive
ratin g based on the w e ar rate o f the
tire w h en te s te d u n d e r c o n tro lle d
c o n d itio n s on a s p e c ifie d g o ve rn m e n t
te s t co u rs e . F or exam ple, a tire
gra de d 150 w o u ld w e ar one and a half
2
tim e s as w ell on th e g o ve rn m e n t
( V / )
co u rs e as a tire g ra de d 100. The rela­
tive p e rfo rm a n c e o f tire s d e p e n d s
upon th e actual c o n d itio n s o f th e ir
use, ho w e ver, and may d e p a rt s ig n ifi­
ca n tly fro m th e norm due to va ria tio n s
in d riving ha bits, service p ra c tic e s
and d iffe re n c e s in road c h a ra c te ris ­
tic s and clim ate.
T ra c tio n " A " , " B " , " C "
The tra c tio n gra de s, fro m h ig h e s t to
lo w est, are " A " , " B " and " C '' and
th e y re p re s e n t th e tir e 's a b ility to s to p
on w e t pa vem e nt as m ea sure d un d e r
c o n tro lle d c o n d itio n s on sp e cifie d
g o v e rn m e n t te s t su rfa ce s o f asphalt
and co n c re te . A tire m arked " C " may
have p o o r tra c tio n p e rfo rm a n ce .
W arning!
The tra ctio n grad e assigned to
this tire is based on braking
(straigh t ahead) traction te s ts
and does not include cornering
(turning) traction .
T e m p e ra tu re " A " , " B " , " C "
The te m p e ra tu re g ra de s o f " A '' (the
h ig h e st), " B " and " C " re p re se n tin g
the t ir e 's re sista n ce to th e g e n e ra tio n
o f heat and its a b ility to d issip a te heat
w hen te s te d u n d e r c o n tro lle d c o n d i­
tio n s on a s p e c ifie d in d o o r la b o ra to ry
te s t w h ee l. S usta ine d high te m p e ra ­
tu re can cause th e m aterial o f th e tire
to d e g e n e ra te and re d u ce tire life, and
e xce ssive te m p e ra tu re can lead to
su d d e n tire failure. The gra de " C "
c o rre s p o n d s to a level of p e rfo rm ­
ance w h ich all p a sse n g e r car tire s
m u s t m ee t u n d e r th e Federal M o to r
V eh icle S afety S tan dard No. 109.
G rade s " B " and " A " re p re s e n t hig h e r
levels o f p e rfo rm a n ce in th e labo ra­
to ry te s t than th e m in im um required
by law.
W arning!
The tem p e ra tu re g rad e for this
tire is established for a tire th at is
properly inflated and not over­
loaded. Excessive speed, under­
inflation, or excessive loading,
eith er se p a ra tely or in co m b ina­
tion, can cause excessive heat
build up and possible tire failure.