width RENAULT TWINGO RS 2009 2.G Chasiss Workshop Manual

35A-7
WHEELS AND TYRES
Tyres: Identification
35A
Example of a tyre identification mark: 205/65 R 15 91
V.Speed code table:
101008
123448
205 Tyre width in mm (L)
65 Height/width ratio
RRadial structure
15 Internal diameter in inches (c)
91 Load index
VSpeed code
Code Maximum
speed in
mph (km/h)
R170
S180
T190
U200
H210
V240
ZR above 240
W270
Y300

35A-11
WHEELS AND TYRES
Wheel rim: Identification
35A
IDENTIFICATION
1 - Marking
There are two types of identification marking on the
wheel rims:
-engraved marking for steel wheel rims,
-cast marking for alloy wheel rims.
The marking gives the main dimensional specifications
of the wheel rim.
This marking may be:
-complete, for example 6 J 15 5 CH 36,
-simplified, for example 6 J 15.
There are 3 types of wheel rim edges (2) :
-those with two flat edges,
-those with two raised edges,
-those with one flat edge and one raised edge.2 - Installation diameter for the wheel bolts
The wheel bolts are positioned with a pitch circle dia-
meter of:
-5 holes: 108 mm,
-4 holes: 100 mm.
3 - Rim run-out
The maximum run-out is measured at the wheel rim
edge (7) .
Steel wheel rims: 0.8 mm
Alloy wheel rims: 0.3 mm
4 - Out-of-roundness
The maximum out-of-round value is measured on the
tyre bead bearing surface.
0.7 mm Wheel type 6 J 15
1Width (in inches) 6
2Rim edge profile J
3Nominal diameter (in inches) 15
4Number of holes 5
5Anchorage profile of the tyre CH
6Offset (in mm) 36
100988