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Dedicated Subsystem WorkbenchPlatform Gen: 2021–2026

2026 KTM 890 Adventure R / Rally Oil Capacities, Coolant & Fluid Specifications

Verified fluid capacities for 2026 KTM 890 Adventure R / Rally: engine oil 2.80 L (3.00 US qt), viscosity Motorex Power Synt 4T SAE 10W-50 (JASO MA2, API SN), coolant 2.10 L (2.22 US qt), brake fluid, and fork oil levels.

Technical PassportOEM VERIFIED
Engine
889cc
Cooling
Not Available
Final Drive
520 Chain
Engine Oil
2.80 L (3.00 US qt)
Spark Plug
NGK LMAR9AI-8 (Laser Iridium, 2 plugs)
Front Tire
90/90-21 M/C 54T TT/TL
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Gen 2021–2026

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2021 through 2026.

Select Model Year:(Active: 2026)
6 Production Years (2021–2026)
Suggested Items4 Verified Workshop Consumables Available for this Job
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Fluids & Service Capacities
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Engine Oil (Drain & Filter Change)2.80 L (3.00 US qt)
Engine Oil (Drain Only)2.50 L (2.64 US qt)
Recommended Oil ViscosityMotorex Power Synt 4T SAE 10W-50 (JASO MA2, API SN)
Coolant System Capacity2.10 L (2.22 US qt)
Brake Fluid StandardMotorex Brake Fluid DOT 5.1
Drivetrain, Chain & Gearing
Drive Chain Pitch520
Chain Link CountN/A
Front Sprocket TeethN/A
Rear Sprocket TeethN/A
Final Drive Configuration520 Pitch Chain
Ignition & Electrical Specifications
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OEM Spark Plug Part NumberNGK LMAR9AI-8 (Laser Iridium, 2 plugs)
Electrode Spark Plug Gap0.7 - 0.8 mm (0.028 - 0.031 in)
OEM Battery Reference CodeYTZ10S (12V 8.6Ah AGM)
Battery Output & RatingNot Available
Spark Plug Inspection IntervalN/A
Wheels, Tires & Inflation Pressures
Front Tire Dimensions90/90-21 M/C 54T TT/TL
Cold Front Inflation PressureN/A
Rear Tire Dimensions150/70R18 M/C 70T TT/TL
Cold Rear Inflation PressureN/A
OEM Wheel Rim Widths (F / R)3.50" / 5.50"
Verified OEM Wheel Fitment: 90/90-21 (F) + 150/70-18 (R)
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Official NHTSA Safety Recalls & Technical Bulletins

0 Open Campaigns (Clean)
U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).
Verify VIN on NHTSA.gov
No Active Federal Safety Recalls Reported
The U.S. DOT National Highway Traffic Safety Administration (NHTSA) records zero open safety recall campaigns for the 2026 KTM 890 Adventure R / Rally platform. Always check your individual 17-digit VIN at an authorized dealership or via NHTSA.gov for individual recall completions.
OEM Workshop Archives

Official Factory Service Bulletins & Field Updates

1 Documented Bulletin
Bulletin #KTM-20V198Safety Recall KTB2011: Rear Brake Line Thermal Radiation Rerouting & Heat Shielding
Source: KTM_Recall20V198_RCRIT-20V198-6480.pdf
Mandated Torques:Rear Brake Line Banjo Bolts (2x M10): 25 N·m (18.5 lb-ft)Rear Brake Pedal Screw ISR (M6×20 T30 Torx): 5 N·m (44 in-lb)Rear Brake Caliper Bleeder Screw: 10 N·m (7.4 lb-ft)Foot Brake Cylinder Pushrod Locknut: 6 N·m (53 in-lb)
Consumable Specs:Motorex Brake Fluid DOT 5.1
Genuine Part Numbers:Brake Line Rear Elongated & Shielded (63542004100)Copper Seal Ring DIN 7603-10×14×1 (4x) (0603100141)Round Head Screw ISR M6×20-A2-7 (0738060205S)Motorex Brake Fluid DOT 5.1 (GA06)
NHTSA Recall 20V-198Bulletin KTB2011 / Campaign 13_1667518_00

KTM 790 & 890 Adventure Rear Brake Line Thermal Radiation Countermeasure

Elongated stainless-braided rear brake hose routing, catalytic pre-muffler heat shield gap, and hydraulic banjo torque specifications.

Safety Recall RemedyBanjo 25 N·m / Pedal T30 5 N·m / Bleeder 10 N·m
Genuine Part Numbers:6354200410006031001410738060205SGA06
EXHAUST PRE-MUFFLERCatalytic Core (Up to 650°C)FOOT MCReservoirT30 Torx 5 N·mREAR CALIPERBleeder: 10 N·mRECALLED LINE (Thermal Boiling Zone)BANJO BOLT (M10)25 N·m (18.5 lb-ft)UPGRADED BRAKE LINEHeat-Shielded Reroute (63542004100)Safe Clearance from Exhaust BoxCALIPER BANJO (M10)25 N·m (18.5 lb-ft)

Click any component or torque callout above to inspect thermal defect details, rerouting diagrams, and workshop torque specifications.

1-Click Factory Service KitOEM Spec Fluid Capacities Matched

Workshop Maintenance Kit & Factory Fluids

Authentic factory-grade motor oil, oil filter, and high-temp brake fluid matched precisely to 2026 KTM 890 Adventure R / Rally capacities.

Full Kit Subtotal
$74.50
Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)
10W-40 JASO MA2

Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)

4-Liter Factory Full Jug
Matches factory 10W-40 spec (Oil spec: 2.80 L (3.00 US qt))
Item Price
$68.95
EBC High-Performance DOT 4 Synthetic Brake Fluid
DOT 4 Synthetic Formula

EBC High-Performance DOT 4 Synthetic Brake Fluid

8.8 oz (250 ml) Workshop Bottle
Meets & exceeds factory Motorex Brake Fluid DOT 5.1 specifications
Item Price
$5.55
Factory OEM Spark Plug Spec

NGK LMAR9AI-8 (Laser Iridium, 2 plugs)

Gap: 0.7 - 0.8 mm (0.028 - 0.031 in)
Inspection milestone: Not Available. Exact factory part specification.
Authentic OEM Reference
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Complete Workshop Maintenance Package3 Essential Service Items
Includes 10W-40 JASO MA2 engine oil (4-Liter Factory Full Jug), high-flow filter & DOT 4 fluid.
Kit Total
$74.50

Explore Other Subsystems for this 2026 KTM 890 Adventure R / Rally

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Subsystem Guide/torques

Fastener Torques

Engine drain plug, axle spindles, caliper mounts, triple clamp pinch bolts & thread lubrication derating guide.

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Subsystem Guide/fuses-relays

Fuses & Relays

Main: N/A • Location: N/A

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Subsystem Guide/compression

Compression & Leakdown

Ratio: N/A

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Subsystem Guide/valves

Valve Clearances

Intake: N/A mm • Exhaust: N/A mm

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Subsystem Guide/fuel-delivery

Fuel Delivery & TB Sync

Idle: N/A • Rail Pressure: N/A • Vacuum: N/A

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Subsystem Guide/electrical

Charging & Battery

Battery: YTZ10S (12V 8.6Ah AGM)

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Subsystem Guide/tires

Tires & Gearing

Front: 90/90-21 M/C 54T TT/TL • Rear: 150/70R18 M/C 70T TT/TL

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Subsystem Guide/suspension

Suspension & Sag

Front Travel: N/A • Rear Travel: N/A

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Subsystem Guide/maintenance

Maintenance Schedule

Oil: N/A • Valves: N/A • Plugs: N/A

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