Factory Workshop SpecificationsPlatform Gen: 2021–2026

2026 Honda CRF300L Specifications & Consumables

Official workshop technical reference: fluid capacities, spark plug codes, drive chain specs, and tire inflation pressures.

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)

2021 2022 2023 2024 2025 2026

Engine

286cc

Drive

520

Cooling

Liquid-Cooled

Engineering Subsystem Workbenches & Calculators

Dedicated deep-dive diagnostic tools, torque matrices, wiring pinouts, and calculators tailored for 2026 Honda CRF300L.

10 Dedicated Engineering Spoke Pages

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/fluids

Fluids & Capacities

Oil: 1.50 L (1.59 US qt) • Coolant: 1.10 L (1.16 US qt) • Brake: DOT 4

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Subsystem Guide/fuses-relays

Fuses & Relays

Main: 30A Blade / Starter Magnetic Switch • Location: N/A

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Subsystem Guide/compression

Compression & Leakdown

Ratio: 10.0:1 • Std: 150-190 PSI • Limit: 125 PSI

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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: YTZ8V • CCA: 120 • Regulated: 14.0 - 14.8 V DC

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Subsystem Guide/tires

Tires & Gearing

Front: 80/100-21 • Rear: 120/80-18

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Subsystem Guide/suspension

Suspension & Sag

Front Travel: 260 mm • Rear Travel: 260 mm

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Subsystem Guide/maintenance

Maintenance Schedule

Oil: Every 4,000 miles (6,400 km) mi • Valves: N/A • Plugs: Every 16,000 miles (25,600 km) mi

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Fluids & Service Capacities

Shop Fluids →

Engine Oil (Drain & Filter Change)1.50 L (1.59 US qt)

Engine Oil (Drain Only)1.40 L (1.48 US qt)

Recommended Oil ViscosityPro Honda GN4 10W-30 or 10W-40, JASO MA

Coolant System Capacity1.10 L (1.16 US qt)

Brake Fluid StandardDOT 4

Drivetrain, Chain & Gearing

Gearing Calculator →Shop Chains & Sprockets →

Drive Chain Pitch520

Chain Link Count106 Links

Front Sprocket Teeth14T

Rear Sprocket Teeth40T

Final Drive Configuration520 Pitch Chain

Ignition & Electrical Specifications

Shop Plugs & Batteries →

OEM Spark Plug Part NumberNGK SIMR8A9

Electrode Spark Plug Gap0.8 - 0.9 mm (0.031 - 0.035 in)

OEM Battery Reference CodeYTZ8V

Battery Output & Rating12V 7Ah 120 CCA

Spark Plug Inspection Interval16,000 miles (25,600 km) miles

Wheels, Tires & Inflation Pressures

Shop Tires →

Front Tire Dimensions80/100-21

Cold Front Inflation Pressure22 PSI (Cold)

Rear Tire Dimensions120/80-18

Cold Rear Inflation Pressure22 PSI (Cold)

OEM Wheel Rim Widths (F / R)3.50" / 4.50"

Official NHTSA Safety Recalls & Technical Bulletins

1 Active Campaign

U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).

Verify VIN on NHTSA.gov

The U.S. National Highway Traffic Safety Administration reports 1 safety recall campaign associated with this platform. Independent repair shops and riders should confirm that authorized dealership warranty remedies have been applied.

NHTSA #21V382000EXTERIOR LIGHTING

Received: 24/05/2021▼

Defect Description

Honda (American Honda Motor Co.) is recalling certain 2020-2021 Super Cub C125, CB500X, CB650R, CBR300R, CBR500R, CBR650R, Rebel 300, Rebel 500, Monkey, 2020 CRF250L, GROM, 2021 CRF300L, and CB500F motorcycles. The rear reflector lens may not reflect brightly enough. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Associated Equipment."

Safety Hazard / Consequence

A dim rear reflector may reduce the visibility of the motorcycle to other drivers, increasing the risk of a crash or injury.

Factory Remedy & Repair Action

Dealers will replace the rear reflector, free of charge. Owner notification letters were mailed July 7, 2021. Owners may contact Honda customer service at 1-866-784-1870. Honda's number for this recall is KM3.

Manufacturer Notes: Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

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