520 Upgrade Chain & Sprocket Kit (Conversion) :: Hyosung GV125 Aquila

£85.00 £80.00


  • Low top speed?  Need to cruise in 4th?
  • Always adjusting a soon worn chain?
  • Poor lifespan?

This is probably the only complete conversion kit strictly for GV125 Aquilas w/ extras!


👇 Full Details below! #GoFaster?

⚙️ 520 Upgrade Chain & Sprocket Kit (Conversion) :: Hyosung GV125 Aquila

🚚 4-5 DAYS DELIVERY   #GV Chain & Sprocket Kit  

Hyosung GV125’s now benefit from a custom & complete 428 to 520 conversion chain & sprocket kit !
You will have more top end potential over any stock 428 kit. #guaranteed
Jap 520s outlive 428s for their longevity & less adjustments to do all the time!

📦 Product Details  (Full Bundle Kit):

 ⚙ Yamaha Front Sprocket
 ⛓ GOLD 520 Jap Chain
(From RK | EK | Choho| DID | etc)
⚙ 520 Rear Sprocket
(6 or 4 star design – Bolt On Fit)
 🔧 Genuine Hyosung Washer 🔧 Genuine Sprocket Nut 🔩 4x Stainless bolts (#freebie)

🏁 520 Kit  Vs  Standard 428 Setup

  • For the Hyosung GV125 vTwins this 520 chain & sprocket kit allows the bike to reach better touring speeds
  • Acceleration is up a bit
    (eg. 2nd gear is 45mph at 11.5-12k revs )
  • Top speed is extended to a max of  87-94 max.
    (Stock sprockets on GV125s top out 70-75mph at most!) 
  • Its Touring friendly ; so worry less about frequent adjustments.
  • Handles extra luggage / a pillion over skinny 428s as its less taxing.
  • For GV125s only   & Gold looks good! 👌  

Here you can see the kit as fitted on a customer’s GV125.
Video  Walkaround is uploading very soon,  hold tight.
Check the gallery above ^ for now


This is a big special kit that will take 3-5 working days to arrive (through UPS & DPD only)

✔ Fitting Instructions:  None.  Just swap & go #Literally.

👍 Hyosung Model list ::  Hyosung GV125 Aquila only (2001 – 2018✔)

📦 Product colours :: Rear sprocket = Silver or Black (random) |  Chain = Gold.

⛔ WILL NOT FIT  2019-2020  MODELS
         (It has a different engine & chassis that’s why.)

Need more detailed help?  Visit the Forums!  or send an email if you prefer to!

Ref OEM # = 27510H41732 , 27510H41721, 27600HG5150


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