LAISAYZ250 2025 - Race
Tuned for Motorcenter Norway - adds: loam, technical, tight
Yamaha YZ250 2025 - 75 kg, Intermediate, Neutral, Race - Motorcenter Norway
Set this first
Tire: Front tire pressure
- Stock value
- 1 bar
- Recommended
- 1.05 bar
- Change
- 0.05 bar more than stock
Reason: condition Race - Motorcenter Norway
How to test it: Change Front tire pressure only, nothing else. Then ride the same section or the same number of laps as before and watch whether exactly the behaviour that bothers you changes. If it gets worse or less settled, put the value back.
- Tire: Front tire pressure1.05 bar0.05 bar more than stockcomputed
- Tire: Rear tire pressure1.05 bar0.05 bar more than stockcomputed
- Transmission: Rear sprocket51 teeth1 tooth more than stockcomputed
- Shock: Sag104 mmno stock value on record to compare againstverified
- Shock: Low-speed compression9 clicksno stock value on record to compare againstverified
14 confirmed settings available.
Released reference setup, confirmed by an expert
One released reference records no document.
Last reviewed: 30 Jul 2026
A starting point to verify on the bike - not a safety guarantee. Change one thing at a time and check on track. How LAISA derives this →
All recommended changes
In order, biggest deviation from the stock value first. Take them one at a time.
- Tire: Front tire pressure0.05 bar more than stock
1 bar1.05 bar
Reason: condition Race - Motorcenter Norway
How to test it
Change Front tire pressure only, nothing else. Then ride the same section or the same number of laps as before and watch whether exactly the behaviour that bothers you changes. If it gets worse or less settled, put the value back.
- Tire: Rear tire pressure0.05 bar more than stock
1 bar1.05 bar
Reason: condition Race - Motorcenter Norway
How to test it
Change Rear tire pressure only, nothing else. Then ride the same section or the same number of laps as before and watch whether exactly the behaviour that bothers you changes. If it gets worse or less settled, put the value back.
- Transmission: Rear sprocket1 tooth more than stock
50 teeth51 teeth
Reason: condition Race - Motorcenter Norway
How to test it
Change Rear sprocket only, nothing else. Then ride the same section or the same number of laps as before and watch whether exactly the behaviour that bothers you changes. If it gets worse or less settled, put the value back.
All technical values
Complete settings, technical data, components, gearing and geometry - including the adjusters that exist on the bike but do not carry a confirmed value yet.
| BrakeNissin Hydraulic Disc Brakes | ||
| ChainOEM Chain | ||
| Chain length | 114 links | OEM |
| ChassisOEM Aluminium Semi-Double-Cradle Frame | ||
| Fork height in clampstube protrusion above top clamp | 5 ring | verified |
| ClutchOEM Wet Multiplate Clutch | ||
| ForkKYB SSS 48 mm Coil Fork | ||
| Compressionclicks out from fully closed | 9 clicks | verified |
| Reboundclicks out from fully closed | 14 clicks | verified |
| Spring rate | 4.4 N/mm | verified |
| HandlebarOEM Handlebar | ||
| ShockKYB Piggyback Monoshock | ||
| Sagloaded, rider in gear | 104 mm | verified |
| High-speed compressionclicks out from fully closed | 1.13 turns | verified |
| Low-speed compressionclicks out from fully closed | 9 clicks | verified |
| Reboundclicks out from fully closed | 8 clicks | verified |
| Spring rate | 50 N/mm | verified |
| SwingarmOEM Aluminium Swingarm | ||
| TireDunlop Geomax MX33 | ||
| Front tire pressure | 1.05 bar (15.23 psi)▲ +0.05 | computed |
| Rear tire pressure | 1.05 bar (15.23 psi)▲ +0.05 | computed |
| TransmissionOEM Final Drive | ||
| Front sprocket | 14 teeth | OEM |
| Rear sprocket | 51 teeth▲ +1 | computed |
After the ride
Tested a change? Record what happened. LAISA stores it against this bike and this condition. The recommendation above does not adapt to it automatically yet.
About this baseline
For a 75 kg Intermediate rider with a Neutral style, the Race baseline for the Yamaha YZ250 2025 at Motorcenter Norway shifts 3 of 14 computed settings away from the OEM standard. The biggest shifts: Front tire pressure 1.05 bar (+0,05 vs OEM), Rear tire pressure 1.05 bar (+0,05 vs OEM). Values come from OEM defaults, your rider and condition factors and 9 verified reference setups.
Value provenance: OEM = manufacturer specification · verified = confirmed by an expert · reviewed = editorially reviewed reference · community = confirmed by the community (median of at least three public setups) · computed = automatically derived by the LAISA engine. Automatically extracted and unconfirmed values never appear on public pages.
No public community setups yet for this bike and condition.
Doesn't feel right on track?
Pick the symptom and we'll show the likely setup causes - and whether it is really a technique thing.
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Frequently asked questions
What is a good Race setup for the Yamaha YZ250 2025?
For a 75 kg Intermediate rider with a Neutral style, the Race baseline for the Yamaha YZ250 2025 at Motorcenter Norway shifts 3 of 14 computed settings away from the OEM standard. The biggest shifts: Front tire pressure 1.05 bar (+0,05 vs OEM), Rear tire pressure 1.05 bar (+0,05 vs OEM).
How much race sag for the Yamaha YZ250 2025?
As a starting point, 104 mm of race sag at 75 kg rider weight. Measure with a helper and set it via spring preload.
What tire pressure for the Yamaha YZ250 2025 in Race conditions?
As a starting point: 1.05 bar front, 1.05 bar rear - computed for a 75 kg Intermediate rider. Check cold and adjust in small steps by feel.
What gearing (sprockets) does the Yamaha YZ250 2025 run?
As a starting point, 14 teeth front / 51 teeth rear. For more acceleration go larger at the rear (or smaller at the front); for more top speed, the reverse.
Are these values safe to ride?
Baseline values are starting points generated from OEM defaults, rider weight, skill, style and conditions - not safety guarantees. Verify on the bike, adjust step by step and ride within your limits.
Baseline values are starting points generated from OEM defaults, rider weight, skill, style, and condition - or lifted from an expert/verified setup where one exists (see the provenance badge). They are not safety guarantees. Verify on the bike and ride within your limits.