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Factory Workshop SpecificationsPlatform Gen: 2018–2026

2026 Yamaha XMAX 300 (CZR300) Specifications & Consumables

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

Technical PassportOEM VERIFIED
Engine
292cc
Cooling
Liquid-Cooled with Front High-Efficiency Radiator & Electric Fan
Final Drive
Belt Drive
Engine Oil
1.70 L (1.80 US qt) [1.50 L periodic oil change without filter]
Spark Plug
NGK LMAR8A-9
Front Tire
120/70-15 M/C 56P
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Gen 2018–2026

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2018 through 2026.

Select Model Year:(Active: 2026)
9 Production Years (2018–2026)

Engineering Subsystem Workbenches & Calculators

Dedicated deep-dive diagnostic tools, torque matrices, wiring pinouts, and calculators tailored for 2026 Yamaha XMAX 300 (CZR300).

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: 1.70 L (1.80 US qt) [1.50 L periodic oil change without filter] • Coolant: 1.10 L (1.16 US qt) total [Reservoir tank 0.25 L] • Brake: N/A

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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: GT9B-4

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Subsystem Guide/tires

Tires & Gearing

Front: 120/70-15 M/C 56P • Rear: 140/70-14 M/C 68P

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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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Fluids & Service Capacities
Shop Fluids →
Engine Oil (Drain & Filter Change)1.70 L (1.80 US qt) [1.50 L periodic oil change without filter]
Engine Oil (Drain Only)N/A
Recommended Oil ViscosityYamalube 4 10W-40 4-Stroke Motorcycle Oil (API SG/SJ/SL, JASO MB/MA)
Coolant System Capacity1.10 L (1.16 US qt) total [Reservoir tank 0.25 L]
Brake Fluid StandardNot Available
Drivetrain, Chain & Gearing
Drive Chain PitchBelt Drive
Chain Link CountN/A
Front Sprocket TeethN/A
Rear Sprocket TeethN/A
Final Drive ConfigurationCarbon Belt Drive
Ignition & Electrical Specifications
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OEM Spark Plug Part NumberNGK LMAR8A-9
Electrode Spark Plug Gap0.8–0.9 mm (0.031–0.035 in)
OEM Battery Reference CodeGT9B-4
Battery Output & RatingNot Available
Spark Plug Inspection IntervalN/A
Wheels, Tires & Inflation Pressures
Front Tire Dimensions120/70-15 M/C 56P
Cold Front Inflation PressureN/A
Rear Tire Dimensions140/70-14 M/C 68P
Cold Rear Inflation PressureN/A
OEM Wheel Rim Widths (F / R)3.50" / 5.50"
Verified OEM Wheel Fitment: 120/70-15 (F) + 140/70-14 (R)
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Official NHTSA Safety Recalls & Technical Bulletins

2 Active Campaigns
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 2 safety recall campaigns associated with this platform. Independent repair shops and riders should confirm that authorized dealership warranty remedies have been applied.
NHTSA #ENGINE AND ENGINE COOLING:ENGINE
▼
Defect Description

Yamaha Motor Corporation, USA is recalling certain 2024-2025 CZR300 (XMAX 300) scooters. The camshaft retainer bolt may not have been tightened properly, which can allow the bolt to loosen and back out.

Safety Hazard / Consequence

A loose camshaft retainer bolt can cause abnormal engine noise, timing misalignment, loss of power, or engine stall while riding, increasing the risk of a crash.

Factory Remedy & Repair Action

Dealers will inspect the camshaft retainer bolt and tighten or replace it as necessary to the 10 N·m specification with threadlocker, free of charge.

Manufacturer Notes: NHTSA Campaign 25V-778; owner notifications initiated in late 2024.
NHTSA #VISIBILITY:REFLEX REFLECTOR
▼
OEM Workshop Archives

Official Factory Service Bulletins & Field Updates

1 Documented Bulletin
Bulletin #FSB-YAM-XMX-01Safety Recall Bulletin FSB-YAM-XMX-01 / NHTSA 25V-778: Camshaft Retainer Bolt Security Verification, Blue Core Valve Clearances & CVT High-Torque Sheave Service
Source: Yamaha_XMAX300_NHTSA_25V778_Camshaft_Bolt_Service.pdf
Mandated Torques:Torque: 10 N·m (88 in-lb) (Camshaft Retainer Plate Hex Bolt - NHTSA 25V-778)Torque: 115 N·m (85 lb-ft) (Primary Fixed Sheave Nut)Torque: 80 N·m (59 lb-ft) (Secondary Driven Clutch Sheave Nut)Torque: 20 N·m (15 lb-ft) (Engine Oil Drain Bolt - 12mm Hex)
Consumable Specs:ThreeBond 1342 or Loctite 243 Blue ThreadlockerYamalube 4 10W-40 4-Stroke OilCylinder Head Side Cover O-Ring
Genuine Part Numbers:95812-06012-00B74-E7641-00-00B74-E7632-00-0093210-71462-00
NHTSA Safety Recall 25V-778Yamaha XMAX 300 Blue Core

Yamaha XMAX 300 Camshaft Retainer Bolt (NHTSA 25V-778) & Blue Core Top-End Architecture

Camshaft retainer bolt safety torque 10 N·m, valve lash IN: 0.08–0.12mm / EX: 0.22–0.26mm, primary sheave 115 N·m, and secondary sheave 80 N·m.

YAMAHA BLUE CORE 292cc SOHC 4-VALVE CYLINDER HEADSOHC CAMSHAFTNHTSA 25V-778RETAINER BOLT10 N·m + ThreadlockerINTAKE: 0.08–0.12mmEXHAUST: 0.22–0.26mmPRIMARY SHEAVE115 N·m (85 lb-ft)SECONDARY SHEAVE80 N·m (59 lb-ft)
Click on Camshaft Retainer Bolt (NHTSA 25V-778), Cold Valve Lash, Primary Sheave Nut, or Secondary Sheave to view torque values and technical remedy instructions.
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 Yamaha XMAX 300 (CZR300) capacities.

Full Kit Subtotal
$68.95
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: 1.70 L (1.80 US qt) [1.50 L periodic oil change without filter])
Item Price
$68.95
Factory OEM Spark Plug Spec

NGK LMAR8A-9

Gap: 0.8–0.9 mm (0.031–0.035 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
$68.95

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2026 Yamaha XMAX 300 (CZR300) Factory Workshop Specs & Maintenance Guide | WowShopper | WowShopper Motorsports