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OE tire sizes for Triumph motorcycles

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OE tire sizes for 30 Triumph models. Each link opens the tires that fit that bike’s sizes.

These 30 models use 18 distinct front/rear size combinations. Bikes sharing a combination share the same candidate tires.

ModelYearsFrontRearOE rim F/R
Bonneville Bobber / Speedmastercurrent as of Nov 2026130/90-16150/80-162.50 / 3.50
Bonneville T40 / T40 Black2026–present100/90-18150/70R172.75 / 4.25
Bonneville T100current as of Aug 2026, UK spec100/90-18150/70R172.75 / 4.25
Bonneville T120 / T120 Blackcurrent as of Aug 2026100/90-18150/70R172.75 / 4.25
Daytona 6602025 model120/70ZR17180/55ZR173.50 / 5.50
Rocket 3 Storm R / GT2024–present150/80R17240/50R163.50 / 7.50
Scrambler 400 X2024–present100/90-19140/80-172.50 / 3.50
Scrambler 400 XCcurrent as of Oct 2026, India spec100/90-19140/80-172.50 / 3.50
Scrambler 900current as of Aug 2026100/90-19150/70R172.50 / 4.25
Scrambler 1200 X / XE2024–present90/90-21150/70R172.15 / 4.25
Speed 400current as of Aug 2026110/70R17150/60R173.00 / 4.00
Speed T4current as of Oct 2026, India spec110/70-17140/70-173.00 / 4.00
Speed Triple 1200 RS / RXcurrent as of Aug 2026120/70ZR17190/55ZR173.50 / 6.00
Speed Twin 900current as of Aug 2026100/90-18150/70R172.75 / 4.25
Speed Twin 1200 / RS / Café Racer Edition / TFC2025–present120/70R17160/60R173.50 / 5.00
Street Triple 765 R / RS / RX / Moto22023–present120/70ZR17180/55ZR173.50 / 5.50
TF 250-E / TF 450-Ecurrent as of Aug 202690/90-21140/80-181.60 / 2.15
TF 250-X2027 model80/100-21100/90-191.60 / 1.85
TF 450-RC Edition2025 model80/100-21110/90-191.60 / 2.15
TF 450-X2026 model80/100-21110/90-191.60 / 2.15
Thruxton 400 / Tracker 400current as of Nov 2026110/70R17150/60R173.00 / 4.00
Tiger 900 GT / GT Pro / Alpine Editioncurrent as of Aug 2026100/90-19150/70R172.50 / 4.25
Tiger 900 Rally Pro / Desert Editioncurrent as of Aug 202690/90-21150/70R172.15 / 4.25
Tiger 1200 GT Pro / GT Explorer / Alpine Edition2024 model120/70R19150/70R183.00 / 4.25
Tiger 1200 GT Pro / GT Explorer / Rally Pro / Rally Explorer2027 model120/70R19170/60R173.00 / 4.50
Tiger 1200 Rally Pro / Rally Explorer / Desert Edition2024 model90/90-21150/70R182.15 / 4.25
Tiger Sport 6602022–present120/70ZR17180/55ZR173.50 / 5.50
Tiger Sport 800 / Tour2025–present120/70R17180/55R173.50 / 5.50
Trident 6602025 model120/70R17180/55R173.50 / 5.50
Trident 800current as of Nov 2026120/70R17180/55R173.50 / 5.50

OE sizes can differ by model year and market — the sidewall of your own bike is the sure reference. This is a Japanese-market lineup; the sizes themselves are international.

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