2017-12-14. Technical News 176 provides instructions that apply to Handlebar End Weight Fixings, Coolant Expansion Tank Cover Fixings, Airbox and Immobiliser Connector Anti-Tamper Foam Pad, Scheduled Maintenance Chart, Rider's Seat Fixing, Triumph Diagnoatic Tool - End of Support for Mictosoft Windows Vista, Temporary Packing Crate, Steering Lock Removal and Installation, Exhaust Clamp and Bolt Assembly, Service Manual Update - Purge Control Valce and Engine Breather Cover, Belly Pan Panel Assembly Fixings. NHTSA's copy of the document (PDF)
2017-12-14. Technical News 174 provides instructions that apply to Front Brake Calipers, Rider Configurable Modes, Breather Cover Bolts Tightening Sequence, Crankcase Tightening Sequence, Left and Right Hand Switch Housings, Owner's Handbook - Rake Specification Correction, Headlight Wiring Harness Routing, Silencer Alignment_DZ, Rear Indicator Bracket, Master Cylinder Hose Inlet Replacement, FOX Accessory Rear Suspension Unit, Clutch Lifter Piece, Regulator Rectifer Parts Kit, Scheduled Maintenance Chart - Ait Cooled Bonneville Models, Service Manual - Rear Disc Runout Specification Correction. NHTSA's copy of the document (PDF)
Bulletins from the manufacturer that mention a maintenance schedule or a service interval, as NHTSA summarises them. They are not the schedule itself: read the document, and the owner's manual.
None on file. NHTSA's data has no trims for this model year.
Engines
1.0L
1.1L
1.2L
1.6L
1.7L
2.3L
646cc
660cc
675cc
800cc
900cc
Position 8 of a VIN names the engine on many vehicles: how to read a VIN. Safety equipment depends on the trim, so decode a VIN to see what one vehicle has.