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Description

The Tern Seatpost (31.6mm x 450mm) is the official Original Equipment (OE) replacement seatpost specifically designed for Tern Quick Haul and Tern Short Haul electric utility bike models. 

  • Dimensions: Features a 31.6 mm diameter and an extra-long 450 mm length to support a wide range of rider heights.
  • Rider Fit: Fits riders between 160 cm and 195 cm (5'3” to 6'5”) when fully extended.
  • Material & Finish: Constructed from high-strength aluminum with a sand-blasted black alloy finish

 

 

Tern Seatpost 31.6mm x 450mm

Regular price $54.90

Tax included. Shipping calculated at checkout

  • SKU:
    SPTN048
  • BRAND:
    TERN
  • FUTURE SHIPMENTS:
    Due 29/08/2026
Some dropdown options are for individual parts or specific sizes. Please select carefully.

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14 DAY RETURNS

EXPERT SUPPORT

Note on Availability Items available on our website are not always available in-store, some are only held by our suppliers. In-store items usually arrive 2-3 business days after the order is dispatched (rural deliveries can take an extra 2 business days). Items only held with supplier might take up to 7 business days from when the order is dispatched, depending on the supplier. Please contact us if you have specific questions.
SHIPPING INFORMATION

At Chain Reaction, we aim to deliver your order as quickly as possible.

  • Free Shipping on Gear: Orders over $139 (excludes Bikes & Bulky items)
  • Delivery Times:
    In-Store Items: Arrive in 2–3 business days (extra 2 days for rural).
    Supplier-Only Items: May take up to 7 business days, depending on the supplier.
  • Selected Bikes:
    Nationwide shipping for select bikes: $60 or free pick-up from our Christchurch store.
    Shipped bikes require some assembly. Picked-up bikes are fully built and ready to ride.
  • Click & Collect: Available for most products. Collect at 4/218 Moorhouse Ave, Christchurch.
  • Dangerous Goods: Items like batteries and aerosols may incur additional fees due to safety regulations.
  • Returns: Changed your mind? Return unused items in original packaging within 14 days for a refund (shipping costs excluded).

For full details, visit our Shipping Page.

The Tern Seatpost (31.6mm x 450mm) is the official Original Equipment (OE) replacement seatpost specifically designed for Tern Quick Haul and Tern Short Haul electric utility bike models. 

  • Dimensions: Features a 31.6 mm diameter and an extra-long 450 mm length to support a wide range of rider heights.
  • Rider Fit: Fits riders between 160 cm and 195 cm (5'3” to 6'5”) when fully extended.
  • Material & Finish: Constructed from high-strength aluminum with a sand-blasted black alloy finish

 

 

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Tern Seatpost 31.6mm x 450mm
Regular price $54.90

FREE SHIPPING OVER $139

*excludes bikes, bulky items, dangerous goods.

14 DAY EASY RETURNS

SECURE PAYMENT

EXPERT TEAM & SERVICE

Info
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Chain Reaction Cycles

4/218 Moorhouse Ave
Christchurch 8011
New Zealand
03 943 4925
Email us

200 onsite carparks plus heaps of room for test riding!

Hours

Monday-Friday 8:30-5:30
Saturday 9-4
Sunday 10-4
Public Holidays 10-4

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