Holden Monaro Generations Overview
HK–HT–HG Monaro (1968–1971)
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Tyre Sizes:
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185/70R14
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195/70R14
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Rim Sizes:
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14x5.5J
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14x6J
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PCD: 5x120.65 (5x4.75")
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Offset: ET20 to ET30
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Centre Bore: 69.5 mm
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Wheel Nut Torque: 75–90 Nm
HQ–HJ–HX–HZ Monaro (1971–1977)
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Tyre Sizes:
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195/70R14
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205/70R14
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Rim Sizes:
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14x6J
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15x7J (performance variants)
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PCD: 5x120.65
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Offset: ET20 to ET30
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Centre Bore: 69.5 mm
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Wheel Nut Torque: 85–100 Nm
V2 Monaro (2001–2004)
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Tyre Sizes:
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225/55R16
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235/45R17
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245/40R18
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Rim Sizes:
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16x7J
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17x8J
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18x8J
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PCD: 5x120
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Offset: ET48 (typical Holden spec)
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Centre Bore: 69.5 mm (often adapted to 66.9 mm hub spec depending on variant)
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Wheel Nut Torque: 110–120 Nm
VZ Monaro (2004–2006)
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Tyre Sizes:
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235/45R17
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245/40R18
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Rim Sizes:
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17x8J
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18x8J
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PCD: 5x120
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Offset: ET48
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Centre Bore: 66.9 mm
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Wheel Nut Torque: 120 Nm
Key Technical Summary
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PCD:
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Classic: 5x120.65
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Modern: 5x120
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Centre Bore (CB):
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Classic: ~69.5 mm
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Modern: 66.9 mm
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Offset Range: ET20 → ET48
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Wheel Nut Torque: 75 Nm → 120 Nm depending on generation
Common Upgrade Tyre Sizes (Australia)
Popular performance upgrades:
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245/40R18 (balanced performance setup)
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275/35R18 (rear staggered setup)
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275/30R19 (aggressive stance, requires clearance check)
Always confirm rolling diameter and clearance when running staggered setups.
Recommended Tyres for Holden Monaro
At Autosport Tyre World, we commonly recommend:
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Daily Performance
https://autostw.com.au/search?type=product&q=Continental+MaxContact+7 -
High Performance Street
https://autostw.com.au/search?type=product&q=Michelin+Pilot+Sport+5 -
Track / Enthusiast
https://autostw.com.au/search?type=product&q=Yokohama+Advan+AD09
Why Correct Fitment Matters
Correct tyre and wheel fitment ensures:
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Maximum traction for rear-wheel-drive performance
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Stable high-speed handling
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Proper hub fitment with correct centre bore
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Even tyre wear and drivetrain longevity
Incorrect offset or mismatched setups can cause rubbing, instability, and reduced performance.
Visit Autosport Tyre World
Professional fitting, balancing, and expert advice available at:
Magill
647 Magill Road, Magill SA 5072
0452 641 023
Wingfield
411 Grand Junction Road, Wingfield SA 5013
0433 645 411
Clarence Gardens
911 South Road, Clarence Gardens SA 5039
0420 299 911