SECTION 10 - WHEELS AND TYRES
IMPORTANT
Before p erforming any Serv ice Operation or other procedu re described in this Section , refer to Section
00 CAUTIONS AND NOTES for correct workshop practices with regard to safety and/or property
damage.
1. GENERAL I NFORMATI ON
New wheels and wheel covers have been introduced f or
VX Series vehicles, details of which are included in this
Section.
Apart from the wheel design changes and some minor
revisions to the tyre placards, refer to
Section 10, WHEELS AND TYRES, in the VT Series II
Service Information for all remaining information.
1.1 WHEEL AND TYRE COMBINATIONS
Figure 10-1 illus trates the silver s teel wheel (1) and
cap (2) for Commodore vehicles with the Police
Pack (option 9C1) and Taxi models (option A9T).
Road wheels ........................ 7J x 15.
Tyres:
Police pack................... 225/60R 96V
Taxi pack...................... 205/65R15 99H
Figure 10-1
Executive and Fleet pack model wheels are fitted
with black steel wheels (1) and covers (2), as
shown in Fig. 10-2.
Road Wheels ....................... 6J x 15.
Tyres:
V6 Engine .................... P205/65R15 95H
GEN III V8 Engine........ 225/60R15 96V
Figure 10-2
Techline
Acclaim models are fitted with black steel wheels
(1) and a unique wheel cover (2), refer Fig, 10-3.
Road Wheels ....................... 6J x 15.
Tyres.................................... P205/65R15 95H
Figure 10-3
VX Ber lina m odels are fitted with an alloy wheel (1)
and wheel nut covers (2) as shown in Fig. 10-4.
Road Wheels ....................... 6J x 15 alloy
Tyres:
V6 Engine .................... P205/65R15 95H
GEN III V8 Engine........ 225/60R15 96V
Figure 10-4
VX Calais models are fitted with an alloy wheel (1)
and chrome wheel nut covers (2) as shown in Fig.
10-5.
Road Wheels ....................... 7J x 16 alloy
Tyres.................................... 225/55R16 95V
Figure 10-5
Illustrated in Fig. 10-6 is the alloy wheel (1) and
wheel nut cover s (2) f itted to VX Series with the ‘S’
pack, option.
Road Wheels ....................... 7J x 16 alloy
Tyres.................................... 225/50R16 92V
Figure 10-6
VX Series models with the ‘SS’ pack option are
fitted with a light alloy wheel (1) and wheel nut
covers (2) as shown in Fig. 10-7.
Road Wheels ....................... 8J x 17 alloy
Tyres.................................... 235/45R17 93V
Figure 10-7
1.2 TYRE PLACARDS
Wheel and tyre sizes, inflation pressures and load
capacity are specified on a tyre placard (1) located
on the end surface of the right-hand front door (2),
as shown.
Correct sizes and pressures are the subject of an
Australian Design Rule (ADR) and must be
observed at all times.
Figure 10-8
The tyre placard shown in Fig. 10-9, is typical of
those fitted to VX Series models.
For specific details regarding wheel size, type and
pressure, refer 2. SPECIFICATIONS in this
Section.
Figure 10-9
2. SPECIFICATIONS
STEEL WHEEL
Rim Width Code............................................................ 6J 7J
Diameter Code.............................................................. 15 15
Maximum Permissible Radial Run-out
All Steel Wheels....................................................... 0.6 mm
Maximum Permissible Lateral Run-out
All Steel Wheels....................................................... 0.8 mm
Offset ............................................................................ 43 mm (positive)
ALLOY WHEELS
Rim Width Code............................................................ 6J 7J 8J
Diameter Code.............................................................. 15 16 17
Maximum Permissible Radial Run-out
Berlina ..................................................................... 0.35 mm
‘S’............................................................................ 0.35 mm
‘SS’........................................................................... 0.35 mm
Calais....................................................................... 0.35 mm
Maximum Permissible Lateral Run-out
All models ................................................................ 0.35 mm
Offset
Berlina ..................................................................... 48 mm (pos)
‘S’............................................................................ 48 mm (pos)
‘SS’........................................................................... 48 mm (pos)
Calais....................................................................... 48 mm (pos)
TYRES
Dynamic Balancing - All
Maximum Permissible Residual Rim Imbalance..... 8g per flange
NOTE: Total balance weights per wheel must not exceed 100g, with a maximum of 60g per flange.
RECOMMENDED COLD INFLATION – kPa
MODEL WHEEL TYRE
DESIGNATION Up to 3 Passengers Up to Maximum Load
Front Rear Front Rear
Executive/Acclaim
Sedan - V6 Engine 6J x 15
Steel P205/65 R15 95H 220 220 220 250
Executive Sedan -
GEN III V8 Engine 6J x 15
Steel 225/60R15 96V 200 200 220 250
Executive Station
Wagon with LPG 6J x 15
Steel P205/65 R15 95H 200 200 240 270
Berlina Sedan -
V6 Engine 6J x 15
Alloy P205/65 R15 95H 220 220 220 250
Berlina Sedan -
GEN III V8 Engine 6J x 15
Alloy 225/60 R15 96V 200 200 220 250
Berlina Station
Wagon with LPG 7J x 16
Alloy 215/60 R16 95V 200 200 240 270
‘S’ –
V6 Engine 7J x 16
Alloy 225/50 R16 92V 200 200 220 250
‘SS’ –
GEN III V8 Engine 8J x 17
Light Alloy 235/45 R17 93V 200 200 220 250
Calais – V6 or GEN
III V8 Engines 7J x 16
Alloy 225/55 R16 95V 180 180 220 250
Police Pack P/O
9C1) 7J x 15 225/60 R15 96V 200 200 220 250
Taxi Pack (P/O A9T) 7J x 15 205/65 R15 99H 200 200 220 250
For speeds above 160 km/h. (All applications) 240 240 270 300
3. TORQUE WRENCH SPECIFICATIONS
Nm
Road Wheel Attaching Nuts (All Wheels)............................. 110-140