Terrain 380

The Adventurer 2.0

Thousands of test miles, multiple prototypes, the Sinnis Terrain 380 is here.

Sinnis Terrain 380CC

The Adventurer 2.0

Available in Rosso Red AND Satin Silver

£4,495 + OTR
£4,799 + OTR (w/ luggage)

Secure the next-generation A2 adventure bike, the Sinnis Terrain 380cc. One of the most anticipated adventure motorcycles of the decade, the Sinnis T380 has landed.

1 year roadside assistance + 3 year warranty


The Sinnis T380 Model X Test Ride

Fully equipped for dramatic terrain, we attacked remote creeks, muddy bogs, off-road tracks and smooth country roads. The T380 took it all in its stride.

* production models available in Rosso Red and Satin Silver



An eight valve liquid-cooled, 380cc parallel twin with SOHC (single overhead cam) generates 36bhp at the crank, making the T380 the perfect A2-category adventure bike.

Sinnis T380 red engine
Sinnis T380 red rear panniers


Lockable riveted aluminium luggage including quick-release panniers keep your gear protected to a total capacity of 105 litres.

* available to purchase with or without luggage


A full LED lighting system including twin projector headlights with softglow edge technology means sundown won't stop you going the distance.

Sinnis T380 red headlight
terrain hud scaled


Pair your smartphone to the digital control system with liquid crystal display. Get data at your fingertips and see your call notifications so you can stop to answer.


Full chassis guard rails protect the T380's pump, engine and side fairings from slides and drops, with reinforced luggage rack rails* offering solid protection at the rear.

* reinforced luggage rails available with luggage upgrade

Sinnis T380 red side view
Sinnis T380 red side view with panniers

Wheels & tyres

The Sinnis T380 is fitted with 19" front & 17" rear cast aluminium alloy wheels providing inspiring and confident traction control in a range of environments.


Sinnis t380 satin silve
Sinnis T380 RED side viewSinnis T380 grey side view

*Graphical Representation

Full Specs


Max Power: 36.5bhp

Engine: Parallel Twin with SOHC eight-valve

Engine Stroke: 4-stroke

Engine Cooling: Liquid-Cooled

Displacement: 380cc

Gear Type: 6 Speed 1-Down 5-up

Drive Type: Chain

Start Type: Electric

Fuel Delivery: Delphi Engine Management, EFI System

Brakes & Wheels

Front Brake: Dual piston, radially mounted calipers with twin discs

Rear Brake: Single piston caliper with disc

Front Tyre: 110/80-19

Rear Tyre: 140/70-17

Tyre Specifics: Tubeless, 19+17 inch

Front Suspension: Inverted adjustable shock absorber

Rear Suspension: Cradle mechanism adjustable shock absorber


Weight: 200kg

Length: 2156mm

Width: 900mm

Height: 1380mm

Seat Height: 820mm

Wheelbase: 1420mm

Colour Options

Satin Silver

Rosso Red

*Model Shown: Ice White – Pre-Production Model X


Pre-order the T380 with a £100 online deposit and pay the rest at your chosen dealer after the launch. Secure the next generation A2 adventure bike, the Sinnis Terrain 380cc, before it even lands. One of the most anticipated adventure motorcycles of the decade, the Sinnis Terrain T380 will arrive this Autumn.

Available in Rosso Red AND Satin Silver

* deposit is fully refundable until the bike is purchased - simply email us at presales@sinnis.co.uk with your order number, name and address to complete the refund

** bike pictured is a pre-production version - the final cosmetic design details and decals may change slightly based on final improvements and market feedback​

Sinnis Terrain 380cc - The Best 125cc Motorcycles UK

Sinnis Terrain 380cc - Secure the next-generation A2 adventure bike, the Sinnis Terrain 380cc.

Product SKU: Terrain 380cc Motorcycle

Product Brand: Sinnis

Product Currency: GBP

Product Price: 4495

Product In Stock: https://schema.org/InStock

Editor's Rating: