About Bike Delivery

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Timelines

Delivered ready to ride in 10 to 14 days.

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Place your order

Select the product you are interested in, click delivery, type in your postcode, and select Bike Delivery. If this is not available there is no available stock nearby.

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Order Confirmation

Once your order is placed we will be in contact with you within 2 hours to confirm your order.

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Bike Build

Your bike will be built up at your local 99 bikes by one of our expert mechanics and safety checked prior to delivery.

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Delivery

Your bike is delivered to your door by a 99 Bikes expert who will walk you through your new bike and answer any questions you may have.

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Next Business Day Delivery

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Timelines

Delivered before 8pm next business day.

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All orders placed before midnight will be delivered next business day before 8pm.

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Picked for Delivery

Your local 99 Bikes store will prepare your order ready for dispatch.

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Delivery

One of our friendly 99 Delivery team members will deliver your order.

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Shipping & Delivery Options

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At 99 Bikes, we offer multiple delivery options to suit your needs. Here’s a quick overview:

Click & Collect:
Order online and pick up your item from a nearby store — free and often same-day!

Standard Delivery:
Available for most parts and accessories.
Estimated delivery:

  • Metro: 2–14 business days
  • Regional & Remote: Up to 21 business days

Express Delivery:
Available for most parts and accessories.
Estimated delivery:

  • Metro: 1–6 business days
  • Regional & Remote: Up to 21 business days

Boxed Bike Delivery:
For selected bikes. Delivered boxed to your address and ready to be assembled in 1 - 2 weeks.

Note: Delivery times are an estimate and actual delivery times may vary based on public holidays and peak periods. Bulky items may take longer.
For full details, delivery estimates and more information, please visit our Shipping & Delivery Info page.

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TRANZX SI13J Internal Cable Dropper Seat Post 140-170mm Travel Adjustable 31.6mm x 498mm

$349.95 $342.00   ? You automatically get Club Price when buying online. But there are extra benefits if you join Club 99.
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PAYMENT OPTIONS

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Product Limit $30 - $2,000 $30 - $3000 $350 - $1,000 Up to $8,000
Minimum Purchase $30 $50 $350 $1,000
Interest Free Period Always interest free Always interest free Always interest free Up to 12 months interest free*
Set up Fee No sign-up or late fees No sign-up or monthly account fees No set-up fee A one-off establishment fee may apply
Minimum Repayments Four equal interest free payments Four instalments due every 2 weeks $40/month From $40/month or 3% of the outstanding balance (whichever is greater)*
Payment Frequency Fortnightly Fortnightly Weekly, fortnightly and monthly Set your schedule to weekly, fortnightly or monthly
Monthly Account Fee No account fee No account fee $9.95/month (waived if your statement balance is zero) $9.95/month (waived if nothing owing)
Late Fee No late fees Learn more about Afterpay late fees Click here Learn more about Zip Pay late fees Click here Learn more about Zip Pay late fees Click here
More Information More information More information More information More information

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Up to 12 months interest free

Have a question? Ask an expert on 1800 990 523
ENQUIRE ABOUT PRE-ORDER

The TRANZX SI13J Internal Cable Dropper Seat Post offers adjustable travel between 140mm and 170mm, allowing for precise tuning of your ride height in 5mm increments. With a diameter of 31.6mm, it ensures a secure and stable fit. Constructed from durable alloy #7075-T651, this seat post is built to withstand rigorous use. The sandblasted black finish and hard anodized shaft provide both a sleek look and long-lasting performance. An up/down dropper lever is included for easy adjustments, making it ideal for riders needing versatile seat post options.

TRANZX SI13J Internal Cable Dropper Seat Post

  • 140-170mm adjustable travel for custom drop settings
  • 31.6mm diameter for secure fit
  • Alloy #7075-T651 for strength and durability
  • Fine-tune drop in 5mm increments
  • Includes up/down dropper lever
More Information
SKU JD-SI13J-316-140-170
UPC 769947201429
Season 2023
Click & Collect Yes
Shipped Nationally Yes

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