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Triumph Scrambler 865

Factory configuration

Standard

What changed for 2012 · Standard

Platform continuation
Triumph's period Bonneville-family handbook documents the Scrambler's continuing 865 cc EFI-era configuration, including its five-speed transmission and DID 525 VM2 chain drive. Manufacturer source
Triumph Scrambler 865 — Standard — 2006–2016
Image: Triumph Media Website

Vitals

Wet weight
230 kg
Fuel capacity
16 L
Real world range
290 km
Front tyre
100/90-19
Rear tyre
130/80-17
Tyre pressures
2.07 / 2.82 bar solo

Field repair

Fuse box
Behind the right-hand side cover
Battery access
Remove seat (seat release via Allen key stored beneath the left-hand side panel on the Scrambler variant)

Aftermarket voltage regulator/rectifier upgrade (charging system reliability fix)

  1. 01Locate the OEM shunt-type regulator/rectifier (typically mounted under the seat or behind a side panel on the Bonneville-family chassis).
  2. 02Disconnect the battery negative terminal before beginning work.
  3. 03Disconnect the wiring harness connector(s) from the OEM regulator/rectifier unit.
  4. 04Remove the OEM unit from its mounting bracket.
  5. 05Install the aftermarket series-type regulator/rectifier (e.g., Rick's Motorsport Electrics unit) in the same mounting location, using an appropriate bracket/adapter if the aftermarket unit's shape differs.
  6. 06Reconnect the wiring harness, ensuring correct polarity and secure, corrosion-free connections.
  7. 07Reconnect the battery and start the motorcycle; verify charging voltage at the battery terminals is within the normal range (typically ~13.5-14.8V) at idle and at higher RPM.
  8. 08Inspect the stator and its wiring for any signs of prior heat damage; if the stator shows melted insulation or burnt windings, it must be replaced separately as the regulator upgrade alone will not fix pre-existing stator damage.

Data sheet

Dimensions & weights

Wet weight
230 kg
Wheelbase
1500 mm

Engine & drivetrain

Engine
865 cc · Parallel twin
Cooling
Air cooled
Output
54 hp · 68 Nm
Transmission
5-speed
Final drive
Chain
Fuelling
Electronic fuel injection

Fuel & range

Fuel capacity
16 L
Real world range
290 km

Electronics & rider aids

Cruise control
No
ABS
Yes

Service intervals

Service interval
10,000 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
100/90-19Bridgestone TW101, spoked wheel requiring tube-type tyre. Carried forward from the 2009 edition-3 Bonneville-family manual; corroborated by motorcyclistonline.com's 2012 reviewTriumph OM Bonneville-family (English) · official
Rear
130/80-17Bridgestone TW42, spoked wheel requiring tube-type tyre. Carried forward from the 2009 edition-3 Bonneville-family manual; corroborated by motorcyclistonline.com's 2012 reviewTriumph OM Bonneville-family (English) · official

Tyre pressures

Front — solo
2.07 bar30 psi cold, solo rider; carried forward from the 2009 edition-3 Bonneville-family manual (asset.moto.it hosted PDF) — no distinct 2012-specific manual found, but corroborated as unchanged by motorcyclistonline.com's 2012-specific reviewTriumph OM Bonneville-family (English) · official
Front — loaded
2.07 barManual states same value for solo and laden/maximum-load front pressure; carried forward from the 2009 edition-3 manualTriumph OM Bonneville-family (English) · official
Rear — solo
2.82 bar41 psi cold, solo rider; carried forward from the 2009 edition-3 Bonneville-family manual — no distinct 2012-specific manual foundTriumph OM Bonneville-family (English) · official
Rear — loaded
2.82 barManual states same value for solo and laden/maximum-load rear pressure; carried forward from the 2009 edition-3 manualTriumph OM Bonneville-family (English) · official

Engine oil

Viscosity
Semi or fully synthetic 10W/40 or 10W/50, API SH (or higher) + JASO MACarried forward from the 2009 edition-3 Bonneville-family manualTriumph OM Bonneville-family (English) · official
Capacity
3.8 lOil and filter change quantity (dry fill 4.5L; oil-only change without filter 3.3L). Carried forward from the 2009 edition-3 manualTriumph OM Bonneville-family (English) · official

Brakes

Fluid type
DOT 4Carried forward from the 2009 edition-3 Bonneville-family manualTriumph OM Bonneville-family (English) · official

Final drive

Chain
DID 525 VM2, 104 links, endless typeCarried forward from the 2009 edition-3 Bonneville-family manual (Scrambler-specific row); corroborated by motorcyclistonline.com's 2012 review confirming X-ring chain final driveTriumph OM Bonneville-family (English) · official

Spark plugs

Type
NGK DPR8EA-9Carried forward from the 2009 edition-3 Bonneville-family manualTriumph OM Bonneville-family (English) · official
Gap
0.8-0.9 mmCarried forward from the 2009 edition-3 Bonneville-family manualTriumph OM Bonneville-family (English) · official
Quantity
2Parallel-twin engine, one plug per cylinder (inferred from engine architecture; not explicitly restated as a quantity figure in the manual excerpt)Triumph OM Bonneville-family (English) · official

Battery

Type
12V 10AhCarried forward from the 2009 edition-3 Bonneville-family manualTriumph OM Bonneville-family (English) · official

Fuel

Minimum octane
91 RON minimumCarried forward from the 2009 edition-3 Bonneville-family manualTriumph OM Bonneville-family (English) · official

Tyre Library

Tyres for this bike and year

Start with this motorcycle’s front and rear sizes. Open a tyre to check the complete fit for this exact bike and year; a size or original-equipment report alone does not confirm it.

Search these sizes

Matches this bike and year

Bridgestone Trail Wing TW101 / TW42

The manufacturer lists this exact front and rear tyre pair for the selected motorcycle and year. Any details the source does not publish separately remain visible below.

Still needs checking: construction, load rating, any manufacturer restrictions, approved rim width, speed rating.

Sizes match, but more needs checking

Michelin Anakee Adventure

Matching front and rear sizes exist, but some motorcycle requirements or the front-and-rear pairing still need confirmation.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Sizes match, but more needs checking

Bridgestone BATTLAX Adventurecross AX41

Matching front and rear sizes exist, but some motorcycle requirements or the front-and-rear pairing still need confirmation.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Sizes match, but more needs checking

Bridgestone BATTLAX Adventurecross Scrambler AX41S

Matching front and rear sizes exist, but some motorcycle requirements or the front-and-rear pairing still need confirmation.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Sizes match, but more needs checking

Bridgestone BATTLAX BT46

Matching front and rear sizes exist, but some motorcycle requirements or the front-and-rear pairing still need confirmation.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Sizes match, but more needs checking

Mitas Enduro Trail-XT+

Matching front and rear sizes exist, but some motorcycle requirements or the front-and-rear pairing still need confirmation.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

No matching front and rear pair

Michelin Anakee III

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Anakee Road

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Anakee Wild

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Angel GT

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Angel GT II

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Angel ST

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone BATTLAX Adventure A41

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone Battlax Adventure Trail AT41

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone BATTLAX BT-45

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone BATTLAX Sport Touring T32

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone BATTLAX Sport Touring T33

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone BATTLE WING BW501 / BW502

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone BATTLECRUISE H50

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Avon Cobra Chrome

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Commander II

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Commander III Cruiser

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Commander III Touring

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental ContiClassicAttack

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental ContiLegend

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental ContiMotion

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental ContiRoad

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental ContiRoadAttack 4

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental ContiTour

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Cruisetec

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Diablo Powercruiser

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Enduro 3 Sahara

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Mitas Enduro Trail-ADV 2

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Mitas Enduro Trail+

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone EXEDRA G853 / G852

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Bridgestone EXEDRA MAX

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

IRC GP-21F / GP-22R

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Heidenau K60 Scout

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Dunlop K750

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Karoo Street

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Lasertec

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler ME 888 Marathon Ultra

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli MT 21 Rallycross

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli MT 60 RS

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Night Dragon

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental RB 2 / K 112

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Road 5

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Road 6

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Road 6 GT

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Road W GT

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Roadtec 01

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Roadtec 01 SE

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Roadtec 02

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Roadtec Z8 Interact

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Scorcher 11

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Scorcher 31

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Michelin Scorcher Adventure

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Scorpion Rally

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Scorpion Trail II

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Pirelli Scorpion Trail III

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Avon Spirit ST

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental TKC 70 Rocks

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Continental TKC 80

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Tourance

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

No matching front and rear pair

Metzeler Tourance Next 2

No complete front and rear size pair in this tyre range matches the selected bike and year.

Still needs checking: a named tyre match.

Does not fit this bike

Continental ContiEscape

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Continental ContiTrailAttack 3

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Metzeler Karoo 4

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Michelin Road Classic

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Pirelli Scorpion Rally STR

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Mitas Terra Force-R

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Continental TKC 70

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

Does not fit this bike

Continental TKC 80²

The size names match, but one or more complete fit checks fail for this motorcycle.

Still needs checking: construction, load rating, any manufacturer restrictions, front and rear pairing, approved rim width, speed rating, a named tyre match.

What breaks first and where.

01

Engine oil cooler line weep/leak

MinorOccasional

Owners of air-cooled Bonneville-family twins (865cc engine shared with the Scrambler) report oil seepage/weeping at the external oil cooler lines and their banjo-bolt fittings over time, attributed to fitting seals hardening/degrading with age and heat cycling. Aftermarket replacement oil cooler line kits are sold specifically to address this as a known wear point on the platform.

Symptoms

  • Oil spots/stains found under the parked motorcycle near the oil cooler lines
  • Visible oil residue on the external oil cooler lines or their fittings
  • Gradual oil level drop between service intervals

Field repairableYes — Tightening or replacing the oil cooler line banjo-bolt sealing washers is often sufficient for minor weeps; persistent leaks are commonly resolved with an aftermarket oil cooler line kit replacement.

02

Voltage regulator/rectifier failure (endemic on air-cooled Bonneville-platform twins)

ModerateWidespread

The OEM shunt-type voltage regulator/rectifier on air-cooled Bonneville-family twins (including the Scrambler variant sharing the same 865cc engine and charging system architecture) is widely reported by the owner community to overheat under sustained load, degrade, and eventually fail. In its early failure stages this can overheat and damage the stator windings (melting coil insulation, eventually shorting to ground), compounding the repair. Community sources describe this as a frequent issue especially on pre-2012/2013-era Triumph twins, with 'Rick's Motorsport Electrics' aftermarket regulator/rectifier upgrades being a common owner remedy. No formal NHTSA recall was identified for this issue on the Scrambler specifically — this is dealer/owner-community documented rather than a safety recall.

Symptoms

  • Dimming or flickering instrument lights/clock display
  • Battery fails to hold charge / drains while riding
  • Engine stalls and will not restart (no crank response)
  • Burnt or discolored stator wiring on inspection
  • Charging system voltage reading low or erratic at the battery terminals

Field repairableYes — Common owner-community remedy is replacing the OEM shunt-type regulator/rectifier with an aftermarket series-type unit (e.g., Rick's Motorsport Electrics) which runs cooler and is less prone to the same failure mode; if the stator has already been damaged by an overheating regulator, the stator itself must also be replaced.

Where to find things

Common locations for jacks, filters, fluids and fuse boxes. Follow the reference link when a picture helps more than words.

Engine oil fill

Engine-oil filler and level-check point on the engine; use the referenced owner-manual level procedure and keep contamination out of the opening.

Reference

Brake fluid reservoir

Front reservoir at the handlebar master cylinder and rear reservoir beside the rear master cylinder; use the manual's motorcycle attitude for level checks.

Reference

Battery

Remove seat (seat release via Allen key stored beneath the left-hand side panel on the Scrambler variant)

Reference

Fuse box — interior

Behind the right-hand side cover

Reference