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How does it work?

  • Purchase any BYK at Glow Worm
  • When your child is ready for a bigger bike, trade it in for a discount on the next size up
  • Discount is based on original purchase price
  • Trade-in is subject to workshop approval*, bike must be in good used condition
  • Only one trade-in per new bike 

Use the table below to work out your discount:

BYK ModelRRPMaximum* trade-in discount
E-250$369$74
E-350$409$82
E-450$469$94
E-450x3i$599$120
E-540$499$100

* If the bike is in poor condition, discount may be less than the maximum OR trade-in may not be approved by workshop 

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Browse all kids bikes & accessories

BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250
BYK E-250

BYK E-250

$389.00
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350
BYK E-350

BYK E-350

$439.00
BYK Alloy Front Basket
BYK Alloy Front Basket

BYK Alloy Front Basket

$44.99
BYK E-540
BYK E-540
BYK E-540
BYK E-540

BYK E-540

$399.00
BYK Tyre
BYK Tyre

BYK Tyre

$25.00
BYK E-540x3i
BYK E-540x3i
BYK E-540x3i
BYK E-540x3i
BYK E-540x3i
BYK E-540x3i
BYK E-540x3i
BYK E-540x3i

BYK E-540x3i

$699.00
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i
BYK E-450x3i

BYK E-450x3i

$599.00
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450
BYK E-450

BYK E-450

$489.00
BYK E-2
BYK E-2

BYK E-2

$369.00
BYK Mini Cycling Helmet
BYK Mini Cycling Helmet
BYK Mini Cycling Helmet
BYK Mini Cycling Helmet
BYK Mini Cycling Helmet
BYK Mini Cycling Helmet

BYK Mini Cycling Helmet

$49.95
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet
BYK Youth Cycling Helmet

BYK Youth Cycling Helmet

$49.95
BYK Second Hand (Trade-In)
BYK Second Hand (Trade-In)
BYK Second Hand (Trade-In)
BYK Second Hand (Trade-In)

BYK Second Hand (Trade-In)

$250.00
BYK E-450x7
BYK E-450x7

BYK E-450x7

$579.00
BYK E-620x7
BYK E-620x7

BYK E-620x7

$499.00
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8
BYK E-450x8

BYK E-450x8

$629.00
BYK E-450x1
BYK E-450x1

BYK E-450x1

$469.00
BYK E-350x3i
BYK E-350x3i
BYK E-350x3i
BYK E-350x3i
BYK E-350x3i
BYK E-350x3i
BYK E-350x3i
BYK E-350x3i

BYK E-350x3i

$519.00
BYK E-350x1
BYK E-350x1
BYK E-350x1
BYK E-350x1

BYK E-350x1

$439.00
BYK E-620x3i
BYK E-620x3i
BYK E-620x3i
BYK E-620x3i

BYK E-620x3i

$769.00
BYK E-620x9
BYK E-620x9
BYK E-620x9
BYK E-620x9

BYK E-620x9

$599.00
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9
BYK E-540x9

BYK E-540x9

$499.00
BYK E-540x7 MTR
BYK E-540x7 MTR

BYK E-540x7 MTR

$649.00