tirewheelguide

1998 Opel Omega tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x110 on every 1998 trim.

Tires for the 1998 Opel Omega

Sizes most trims come with first. Open your trim below for its exact size.

  1. 195/65R15 Best-rated standard on 7 trims · optional on 5
    Check price on Amazon · 195/65R15
  2. 205/65R15 Best-rated standard on 5 trims · optional on 7
    Check price on Amazon · 205/65R15
  3. 225/55R16 Best-rated optional on 12 trims
    Check price on Amazon · 225/55R16

Also listed: 205/60R16 235/45R17 225/50R17

TireWheelGuide may earn a commission from purchases made through these links.

Trims sold in 1998
12
Generation
B

12 trims sold in 1998

Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Opel Omega B

1994–2004 12 trims
Omega 2.0 DTi N/A · I4 · Diesel 195/65R15 91H 4 fitments
Generation
B · 1994–2004
Power
N/A
Engine
I4, Diesel
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 195/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/65R15 91HRim 15x6 ET33 5x110–
205/65R15 94HRim 15x6.5 ET33 5x110–
205/65R15 94HRim 15x7 ET33 5x110–
225/55R16 94HRim 16x7 ET39 5x110–

How to read 91H: 91 is the load index (up to 1,356 lb / 615 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.0DTI +2 variants 99 hp · 2.0L X20DTH I4 · Diesel 195/65R15 91H 8 fitments

Same tires and wheels on: 2.0i, 2.0i AT

Generation
B · 1994–2004
Power
99 hp
Engine
2.0L X20DTH I4, Diesel
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 195/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/65R15 91HRim 15x6 ET33 5x110–
205/65R15 94HRim 15x6 ET33 5x110–
195/65R15 91HRim 15x6.5 ET33 5x110–
205/65R15 94HRim 15x6.5 ET33 5x110–
205/65R15 94HRim 15x7 ET33 5x110–
205/60R16 92HRim 16x6.5 ET35 5x110–
205/60R16 92HRim 16x7 ET39 5x110–
225/55R16 94HRim 16x7 ET39 5x110–

How to read 91H: 91 is the load index (up to 1,356 lb / 615 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.0i MT 134 hp · 2.0L X20XEV I4 195/65R15 91V 8 fitments
Generation
B · 1994–2004
Power
134 hp
Engine
2.0L X20XEV I4, Petrol
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 195/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/65R15 91VRim 15x6 ET33 5x110–
205/65R15 94VRim 15x6 ET33 5x110–
195/65R15 91VRim 15x6.5 ET33 5x110–
205/65R15 94VRim 15x6.5 ET33 5x110–
205/65R15 94VRim 15x7 ET33 5x110–
205/60R16 92VRim 16x6.5 ET35 5x110–
205/60R16 92VRim 16x7 ET39 5x110–
225/55R16 94VRim 16x7 ET39 5x110–

How to read 91V: 91 is the load index (up to 1,356 lb / 615 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.2 DTi N/A · I4 · Diesel 195/65R15 91H 5 fitments
Generation
B · 1994–2004
Power
N/A
Engine
I4, Diesel
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 195/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/65R15 91HRim 15x6 ET33 5x110–
205/65R15 94HRim 15x6.5 ET33 5x110–
205/65R15 94HRim 15x7 ET33 5x110–
225/55R16 94HRim 16x7 ET39 5x110–
235/45R17 93HRim 17x7.5 ET39 5x110–

How to read 91H: 91 is the load index (up to 1,356 lb / 615 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.2i 143 hp · 2.2L Y22SE Z22XE I4 195/65R15 91V 8 fitments
Generation
B · 1994–2004
Power
143 hp
Engine
2.2L Y22SE Z22XE I4, Petrol
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 195/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/65R15 91VRim 15x6 ET33 5x110–
205/65R15 94VRim 15x6 ET33 5x110–
195/65R15 91VRim 15x6.5 ET33 5x110–
205/65R15 94VRim 15x6.5 ET33 5x110–
205/65R15 94VRim 15x7 ET33 5x110–
205/60R16 92VRim 16x7 ET39 5x110–
225/55R16 94VRim 16x7 ET39 5x110–
235/45R17 93VRim 17x7.5 ET39 5x110–

How to read 91V: 91 is the load index (up to 1,356 lb / 615 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.5 TD N/A · I4 · Diesel 205/65R15 94H 5 fitments
Generation
B · 1994–2004
Power
N/A
Engine
I4, Diesel
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 205/65R15 Wheels 15x6.5 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/65R15 94HRim 15x6.5 ET33 5x110–
195/65R15 91QRim 15x6 ET33 5x110–
205/65R15 94HRim 15x7 ET33 5x110–
225/55R16 94HRim 16x7 ET39 5x110–
235/45R17 93HRim 17x7.5 ET39 5x110–

How to read 94H: 94 is the load index (up to 1,477 lb / 670 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.5i 168 hp · 2.5L X25XE V6 205/65R15 94V 8 fitments
Generation
B · 1994–2004
Power
168 hp
Engine
2.5L X25XE V6, Petrol
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 205/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/65R15 94VRim 15x6 ET33 5x110–
205/65R15 94VRim 15x6.5 ET33 5x110–
195/65R15 91QRim 15x6 ET33 5x110–
205/65R15 94VRim 15x7 ET33 5x110–
205/60R16 92VRim 16x6.5 ET35 5x110–
205/60R16 92VRim 16x7 ET39 5x110–
225/55R16 94VRim 16x7 ET39 5x110–
235/45R17 93VRim 17x7.5 ET39 5x110–

How to read 94V: 94 is the load index (up to 1,477 lb / 670 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 2.5TD 129 hp · 2.5L X25DT I6 · Diesel 205/65R15 94H 8 fitments
Generation
B · 1994–2004
Power
129 hp
Engine
2.5L X25DT I6, Diesel
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 205/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/65R15 94HRim 15x6 ET33 5x110–
205/65R15 94HRim 15x6.5 ET33 5x110–
195/65R15 91QRim 15x6 ET33 5x110–
205/65R15 94HRim 15x7 ET33 5x110–
205/60R16 92HRim 16x6.5 ET35 5x110–
205/60R16 92HRim 16x7 ET39 5x110–
225/55R16 94HRim 16x7 ET39 5x110–
235/45R17 93HRim 17x7.5 ET39 5x110–

How to read 94H: 94 is the load index (up to 1,477 lb / 670 kg per tire) and H the speed rating (up to 130 mph / 210 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 3.0i 208 hp · 3.0L X30XE V6 205/65R15 94W 8 fitments
Generation
B · 1994–2004
Power
208 hp
Engine
3.0L X30XE V6, Petrol
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 205/65R15 Wheels 15x6 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/65R15 94WRim 15x6 ET33 5x110–
205/65R15 94WRim 15x6.5 ET33 5x110–
195/65R15 91QRim 15x6 ET33 5x110–
205/65R15 94WRim 15x7 ET33 5x110–
205/60R16 92WRim 16x7 ET39 5x110–
225/55R16 94WRim 16x7 ET39 5x110–
225/50R17 94WRim 17x7.5 ET39 5x110–
235/45R17 93WRim 17x7.5 ET39 5x110–

How to read 94W: 94 is the load index (up to 1,477 lb / 670 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Omega 3.2i N/A · V6 205/65R15 94V 5 fitments
Generation
B · 1994–2004
Power
N/A
Engine
V6, Petrol
Center bore
65.1 mm
Bolt pattern
5x110
Thread
M12 x 1.5
Check price on Amazon · 205/65R15 Wheels 15x6.5 ET33 · 5x110 · 65.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/65R15 94VRim 15x6.5 ET33 5x110–
195/65R15 95QRim 15x6 ET33 5x110–
205/65R15 94VRim 15x7 ET33 5x110–
225/55R16 94VRim 16x7 ET39 5x110–
235/45R17 93VRim 17x7.5 ET39 5x110–

How to read 94V: 94 is the load index (up to 1,477 lb / 670 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET33 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 1998
12
Generation
B
Other years
All years (1986–2004)

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