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Triumph Tiger 800 XCx

XCx2015
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Triumph Tiger 800 XCx XCx — 2015
Image: Triumph Media Portal — Triumph Motorcycles

Vitals

Wet weight
221 kg
Seat height
840 mm
Fuel capacity
20 L
Real world range
320 km
Front tyre
90/90-21 M/C 54V
Rear tyre
150/70 R17 M/C 69V
Tyre pressures
2.5 / 2.9 bar solo
TerrainTarmacGravel — easyGravel — technical

Field repair

Fuse box
Under the passenger seat (2 fuse boxes: front and rear)

Sprag clutch (starter clutch) replacement

  1. 01Drain the engine oil and remove the crash bar/lower fairing as needed for access.
  2. 02Remove the alternator/stator cover bolts to expose the flywheel.
  3. 03Use a flywheel holding tool (strap-type U-holder) to prevent rotation, then use a flywheel puller to remove the flywheel.
  4. 04Inspect and clean the area; replace the sprag clutch assembly, ensuring all roller/finger bearings face the correct direction and the retaining spring is not overstretched during installation.
  5. 05Reinstall the flywheel and torque the central retaining nut/bolt to approximately 60 Nm (49 ft-lb) per community-documented procedure.
  6. 06Torque the sprag clutch retaining bolts/nuts to approximately 10-12 Nm per community-documented procedure.
  7. 07Reinstall the alternator cover, refill with fresh engine oil, and verify quiet starter engagement with no rattle.

Data sheet

Dimensions & weights

Wet weight
221 kg
Seat height
840 mm
Wheelbase
1545 mm
Suspension travel
220 / 220 mm

Engine & drivetrain

Engine
800 cc · Inline triple
Cooling
Liquid cooled
Output
95 hp · 79 Nm
Transmission
6-speed
Final drive
Chain
Fuelling
Electronic fuel injection

Fuel & range

Fuel capacity
20 L
Real world range
320 km

Electronics & rider aids

Ride modes
Rain/Road/Off-road/Sport
Cruise control
Yes
Traction control
Yes · defeatable
ABS
Yes · fully defeatable
Heated grips
No
Heated seat
No

Service intervals

Service interval
10,000 km
Valve check
20,000 km

Protection

Bash plate
None
Radiator guard
No
Oil cooler guard
No
Hand guards
No

Consumables & service specs

Every value carries its source.

Tyres

Front
90/90-21 M/C 54VUnchanged from 2013 XC (Triumph's XCX designation)Triumph OM Tiger XRX/XCX 2015 · official
Rear
150/70 R17 M/C 69VUnchanged from earlier modelsTriumph OM Tiger XRX/XCX 2015 · official

Tyre pressures

Front — solo
2.5 barOn-road, cold tyre; unchanged figure from 2012-2013 modelsTriumph OM Tiger XRX/XCX 2015 · official
Rear — solo
2.9 barOn-road, cold tyre; unchanged figure from 2012-2013 modelsTriumph OM Tiger XRX/XCX 2015 · official
Front — loaded
1.5 barXCx-specific OFF-ROAD tyre pressure setting; unchanged figure from 2013 XC off-road spec. Loaded (passenger/luggage) on-road pressure not separately stated in extracted handbook content.Triumph OM Tiger XRX/XCX 2015 · official
Rear — loaded
1.5 barXCx-specific OFF-ROAD tyre pressure setting; unchanged figure from 2013 XC off-road spec.Triumph OM Tiger XRX/XCX 2015 · official

Engine oil

Viscosity
SAE 10W/40 or 10W/50Unchanged from 2012-2013 modelsTriumph OM Tiger XRX/XCX 2015 · official
Capacity
3.6 lOil and filter change quantity; dry fill 4.1L, oil-only change 3.4L. Unchanged from 2012-2013 models despite the Euro3 ride-by-wire engine update.Triumph OM Tiger XRX/XCX 2015 · official

Coolant

Type
Triumph HD4X Hybrid OAT coolantUnchanged from earlier modelsTriumph OM Tiger XRX/XCX 2015 · official
Capacity
2.69 lIncreased from 2.4L on 2012-2013 models to 2.69L for the 2015 XRX/XCX-generation engine revisionTriumph OM Tiger XRX/XCX 2015 · official

Brakes

Fluid type
DOT 4UnchangedTriumph OM Tiger XRX/XCX 2015 · official

Final drive

Chain
DID O-ring final drive chain, 124 linksSame link count as 2013 XC (unchanged wheelbase of 1545mm)Triumph OM Tiger XRX/XCX 2015 · official

Spark plugs

Type
NGK CR9EKUnchanged from earlier modelsTriumph OM Tiger XRX/XCX 2015 · official
Gap
0.7 mmUnchanged from earlier modelsTriumph OM Tiger XRX/XCX 2015 · official
Quantity
3In-line 3-cylinder engine, one plug per cylinder (not explicitly restated as a quantity line in the 2015 handbook but unchanged from the 3-cylinder architecture confirmed on 2012-2013 service manual)Triumph Service Manual Tiger 800/800XC 2010-2013 · official

Battery

Type
YTX-16BS, 12V/14AhUnchanged from earlier modelsTriumph OM Tiger XRX/XCX 2015 · official

Fuel

Minimum octane
91 RON unleadedChanged from the 87 AKI/(R+M)/2 spec quoted in the earlier US-market 2012 handbook; the 2015 XRX/XCX manual (UK/EU-format handbook) states 91 RON, reflecting the Euro3 ride-by-wire engine update and/or handbook regional convention. Flagged for regional-spec verification.Triumph OM Tiger XRX/XCX 2015 · official
Ethanol tolerance
Up to E25 (25% ethanol maximum)Increased tolerance vs the E10 spec on 2012-2013 models per the 2015 XRX/XCX handbookTriumph OM Tiger XRX/XCX 2015 · official

What breaks first and where.

01

Sprag clutch (one-way starter clutch) failure

SeriousCommon

The sprag clutch on the Tiger 800 triple engine can fail due to breakage of the finger retaining spring inside the sprag assembly, most often linked to low-battery starts, starting without choke/in gear, or using too-low-viscosity oil. This is a well-documented issue affecting the shared 800cc triple platform across model years, including the updated 2015 XCx engine.

Symptoms

  • Engine fails to start (spring breaks at start-up)
  • Loud rattling/clacking noise from engine on starter engagement
  • Intermittent clutch failure
  • Inability to shift gears

Field repairableYes — Requires removing the alternator cover/flywheel to access and replace the sprag clutch; documented as DIY-feasible with a flywheel puller and holding tool.

TriumphRat — Sprag Clutch Failure Part I
02

Voltage/charging system instability misattributed to regulator/rectifier — lithium battery incompatibility

ModerateOccasional

A documented 2015 Tiger XRX case (7,000 miles) showed flickering headlight/instruments and ABS/TC/engine warning lights with fluctuating voltage (14.2V-14.8V), initially suspected to be a failing regulator/rectifier. Root cause was ultimately traced to an aftermarket lithium battery's internal battery-management electronics conflicting with the stock charging system; reinstalling the original lead-acid-type battery resolved the fault. This case illustrates that voltage-fluctuation symptoms on this platform are not always a genuine R/R failure and should be diagnosed carefully, though genuine R/R failures are also possible per community discussion.

Symptoms

  • Flickering headlight and instrument panel
  • ABS, traction control, and engine warning lights illuminating intermittently
  • Charging voltage fluctuating between roughly 14.2V and 14.8V

Field repairableYes — If an aftermarket lithium battery is fitted, reinstall the original type/OEM-spec lead-acid battery to test; if the fault persists with the OEM battery, check the regulator/rectifier output (should read roughly 13.5-14.8V steady) and inspect connectors for corrosion/looseness before replacing the R/R unit.

Tiger800.co.uk — Regulator/Rectifier Mystery