Ninja 400 General Discussion Forum | Ninja 400 Riders Forum

Sticky Ninja 400 / Z400 Critical Issues article posted

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Sticky *** Use the search function ***

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by atomicmonkey

Best Spark Plug for Z400/Ninja 400

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WHY is this dyno curve AFR for a full exhaust withOUT an ECU tune "bad"??

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Rating my own Ninja 400 mods (please feel free to do your own or comment/question) Updated 5/4/2021

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Corrected the tire pressure.

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by TwoLeftThumbs

Ninja 400 Track Weapon

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by Flash Bantam

FTECU preset/maps

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by LeanOfficial

Back in the saddle

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by DPW650

Forged Wheels for Ninja 400

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Service Manual? Pdf or Hardcopy source?

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by Ricardo Brites

my seat has been tampered with by a tweaker and it wobbles now

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by Bax400

Air filter after 11.5k miles

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Ninja 250 Exhaust on Ninja 400

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Why an ECU flash/Dyno tune or Fuel Management system should be used when deleting the catalytic converter

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Seat pad recommendations

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by Tracy

Front handlebar wobble at hands-off decel from 55 to 47 mph...problem or normal?

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by RC65

How much life do I have left in this tire? I'm fairly new to riding.

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by PinkNinja400Guy

Extra screw from fairing removal

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by TwoLeftThumbs

600 mile service (at 1600 miles) questions...

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Aftermarket Bar Ends EX400 2020

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Throttle is sticking (or, I got cruise control for free)

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by Tracy

Scratched panel repair

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Highway driving

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2019 z400 just hit 10,000 miles and I owned it for a year as first owner!:)

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Quad lock Fork stem mount

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by Joao18

Go Pro placement

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by jack cheung 76

Transport Question

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Restricted 650 question

LTX
24 d ago

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Spille gas vs paint?

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