Triumph Bonneville Bobber suspension setup and specs

Triumph Bonneville Bobber, 2017 to 2021: adjustable rear preload, 690 mm (27.2 in) seat height, 90 mm of front suspension travel, 42 psi cold rear tire pressure, 228 kg (503 lb).

Model years covered: 2017, 2018, 2019, 2020, 2021 — these share the same suspension hardware. Figures as published by Triumph.

2017–2021 Triumph Bonneville Bobber
Representative image

Triumph Bonneville Bobber

2017–2021 · cruiser · 1200 cc

Adjusters this bike has

Front preloadNot adjustable
Front reboundNot adjustable
Front compressionNot adjustable
Rear preloadAdjustable
Rear reboundNot adjustable
Rear compressionNot adjustable

Suspension travel and hardware

Front suspension travel90 mm (3.5 in)
Rear suspension travel77 mm (3.0 in)
Fork diameter41 mm (1.6 in)

Cold tire pressure, manufacturer spec

Front, solo32 psi · 2.2 bar
Rear, solo42 psi · 2.9 bar
Front tire100/90-19
Rear tire150/80 R16

Weight, seat height and geometry

Wheelbase1510 mm (59.4 in)
Rake25.8°
Trail87 mm (3.4 in)
Seat height690 mm (27.2 in)
Weight228 kg (503 lb) dry
Front brakeSingle 310mm disc, Nissin 2-piston floating caliper
Rear brakeSingle 255mm disc, Nissin 1-piston caliper

Other Triumph Bonneville Bobber generations: 2022 onwards

More Triumph models · All makes

Bike feeling wrong? These are the published numbers. What to actually change depends on the adjusters this bike has, your weight and how it feels.

MotoSetGo covers the Triumph Bonneville Bobber in the app, with a 30 day trial and no card up front.

Or try the free browser diagnosis on one of our sample bikes at motosetgo.com/diagnose.