
Observe S944
Observe S944 is the latest tire to benefit from Nano Balance Technology. All-new materials, construction and compounds combine to offer safe, comfortable driving which can still be enjoyed when the weather turns cooler.
Features and benefits
Snow performance
Shorter braking distance and enhanced handling stability in winter weather conditions
Wet performance
New compound provides good braking performance on wet roads
Directional Tread Design
Good balance between drainage and traction performance
Traction Sipe
Improves snow traction
Connected tread block
Improves stability and cornering

Specifications
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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225/40 R20 | 20 | 94V | 8.2 | 688 | 230 | 7.5-8-9.0 | E | B |
|
71 dB |
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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---|---|---|---|---|---|---|---|---|---|---|
225/55 R19 | 19 | 99V | 8.7 | 731 | 233 | 6.0-7-8.0 | E | B |
|
71 dB |
225/45 R19 | 19 | 96W XL | 8.3 | 685 | 225 | 7.0-7.5-8.5 | E | B |
|
71 dB |
225/40 R19 | 19 | 93V XL | 8.2 | 663 | 230 | 7.5-8-9.0 | F | B |
|
71 dB |
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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---|---|---|---|---|---|---|---|---|---|---|
205/40 R18 | 18 | 86V | 8.0 | 621 | 212 | 7.0-7.5-8.0 | F | B |
|
71 dB |
215/55 R18 | 18 | 99V XL | 8.6 | 693 | 226 | 6.0-7-7.5 | E | B |
|
71 dB |
215/50 R18 | 18 | 92V TL | 8.4 | 673 | 226 | 6.0-7-7.5 | E | B |
|
71 dB |
215/45 R18 | 18 | 93V XL | 8.2 | 651 | 213 | 7.0-7.0-8.0 | E | B |
|
71 dB |
215/40 R18 | 18 | 89V XL | 8.1 | 629 | 218 | 7.0-7.5-8.5 | F | B |
|
70 dB |
225/60 R18 | 18 | 104V XL | 8.8 | 727 | 228 | 6.0-6.5-8.0 | E | B |
|
71 dB |
225/55 R18 | 18 | 102V XL | 8.7 | 705 | 233 | 6.0-7-8.0 | E | B |
|
71 dB |
225/50 R18 | 18 | 95W | 8.3 | 683 | 233 | 6.0-7-8.0 | F | B |
|
71 dB |
225/45 R18 | 18 | 95V XL | 8.3 | 659 | 225 | 7.0-7.5-8.5 | F | B |
|
71 dB |
225/40 R18 | 18 | 92W XL | 8.2 | 637 | 230 | 7.0-8-9.0 | F | B |
|
71 dB |
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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---|---|---|---|---|---|---|---|---|---|---|
205/55 R17 | 17 | 95V XL | 8.5 | 658 | 214 | 5.5-6.5-7.5 | E | B |
|
71 dB |
205/50 R17 | 17 | 93V XL | 8.3 | 368 | 214 | 5.5-6.5-7.5 | E | B |
|
71 dB |
205/45 R17 | 17 | 88H XL | 8.1 | 616 | 206 | 6.5-7-7.5 | F | B |
|
71 dB |
215/65 R17 | 17 | 103V XL | 8.8 | 712 | 221 | 6.0-6.5-7.5 | E | B |
|
71 dB |
215/60 R17 | 17 | 100V XL | 8.7 | 690 | 221 | 6.0-6.5-7.5 | E | B |
|
71 dB |
215/55 R17 | 17 | 98V XL | 8.6 | 668 | 226 | 6.0-7-7.5 | E | B |
|
71 dB |
215/50 R17 | 17 | 95V XL | 8.4 | 648 | 226 | 6.0-7-7.5 | E | B |
|
71 dB |
215/45 R17 | 17 | 91H XL | 8.2 | 626 | 213 | 7.0-7-8.0 | F | B |
|
71 dB |
215/40 R17 | 17 | 87V XL | 8.1 | 604 | 218 | 7.0-7.5-8.5 | F | B |
|
71 dB |
225/65 R17 | 17 | 106H XL | 8.9 | 724 | 228 | 6.0-6.5-8.0 | C | B |
|
71 dB |
225/60 R17 | 17 | 103V XL | 8.8 | 702 | 228 | 6.0-6.5-8.0 | E | B |
|
71 dB |
225/55 R17 | 17 | 101V XL | 8.7 | 680 | 233 | 6.0-7-8.0 | F | B |
|
71 dB |
225/50 R17 | 17 | 98V XL | 8.5 | 658 | 233 | 6.0-7-8.0 | E | B |
|
71 dB |
225/45 R17 | 17 | 94V XL | 8.3 | 634 | 225 | 7.0-7.5-8.5 | F | B |
|
71 dB |
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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---|---|---|---|---|---|---|---|---|---|---|
185/60 R16 | 16 | 86H | 8.4 | 628 | 189 | 5.0-5.5-6.5 | F | B |
|
70 dB |
185/50 R16 | 16 | 81H | 7.7 | 592 | 194 | 5.0-6-6.5 | F | B |
|
70 dB |
195/55 R16 | 16 | 91H XL | 8.4 | 620 | 201 | 5.5-6-7.0 | E | B |
|
71 dB |
195/50 R16 | 16 | 88H XL | 8.2 | 602 | 201 | 5.5-6-7.0 | E | B |
|
71 dB |
195/45 R16 | 16 | 84H XL | 7.9 | 582 | 195 | 6.0-6.5-7.5 | F | B |
|
71 dB |
205/65 R16 | 16 | 95V | 8.7 | 672 | 209 | 5.5-6-7.5 | E | B |
|
71 dB |
205/60 R16 | 16 | 96H XL | 8.6 | 652 | 209 | 5.5-6-7.5 | E | B |
|
71 dB |
205/55 R16 | 16 | 91H | 8.5 | 632 | 214 | 5.5-6.5-7.5 | E | B |
|
69 dB |
205/55 R16 | 16 | 94V XL | 8.5 | 632 | 214 | 5.5-6.5-7.5 | E | B |
|
71 dB |
215/70 R16 | 16 | 104H XL | 8.9 | 708 | 221 | 5.5-6.5-7.0 | E | B |
|
71 dB |
215/65 R16 | 16 | 102H XL | 8.8 | 686 | 221 | 6.0-6.5-7.5 | E | B |
|
71 dB |
215/60 R16 | 16 | 99H XL | 8.7 | 664 | 221 | 6.0-6.5-7.5 | E | B |
|
71 dB |
215/55 R16 | 16 | 97H XL | 8.6 | 642 | 226 | 6.0-7-7.5 | E | B |
|
71 dB |
215/45 R16 | 16 | 90H XL | 8.2 | 600 | 213 | 7.0-7-8.0 | F | B |
|
71 dB |
215/40 R16 | 16 | 86H XL | 8.1 | 578 | 218 | 7.0-7.5-8.5 | F | B |
|
71 dB |
225/55 R16 | 16 | 99V XL | 8.7 | 654 | 233 | 6.0-7.0-8.0 | E | B |
|
71 dB |
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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---|---|---|---|---|---|---|---|---|---|---|
175/65 R15 | 15 | 88T XL | 8.0 | 609 | 177 | 5.0-5-6.0 | E | B |
|
70 dB |
185/65 R15 | 15 | 92H XL | 8.5 | 621 | 189 | 5.0-5.5-6.5 | F | B |
|
70 dB |
185/60 R15 | 15 | 88H XL | 8.4 | 603 | 189 | 5.0-5.5-6.5 | F | B |
|
70 dB |
185/55 R15 | 15 | 82H | 7.9 | 585 | 194 | 5.0-6-6.5 | E | B |
|
70 dB |
195/65 R15 | 15 | 91H | 8.6 | 635 | 201 | 5.5-6-7.0 | E | B |
|
71 dB |
195/65 R15 | 15 | 95T XL | 8.6 | 635 | 201 | 5.5-6-7.0 | E | B |
|
71 dB |
195/55 R15 | 15 | 89H XL | 8.4 | 595 | 201 | 5.5-6-7.0 | F | B |
|
71 dB |
Tire Size | Rim Diameter | Load Speed Index | Tread Depth (mm) | Overall Diameter (mm) | Overall Width (mm) | Approved Rim Width Range (inch) | ![]() |
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---|---|---|---|---|---|---|---|---|---|---|
175/65 R14 | 14 | 86T XL | 8.0 | 584 | 177 | 5.0-5-6.0 | F | B |
|
70 dB |