Sibling Seat Setup: Add a Second Seat to Your Pushchair
By Pushchair Expert | Published: 2026-11-05
Category: How-to Guides
A practical walkthrough for fitting a second seat unit to a Joie Versiti pushchair, with checkpoint questions to settle before you buy or install one.
Start with the seat you already own
A second seat is not a universal add-on. It only works when it is designed for the pushchair frame you already have, and when the other seat, carry cot or car seat in the combination is part of the same system. Before you order anything, confirm that your pushchair model matches the second seat unit you are considering.
The Joie Versiti Second Seat Unit in Eclipse is made specifically for the Joie Versiti Pushchair. It is sold as an accessory, not as a complete double stroller, and it is designed to be used together with the main seat unit, a carry cot or an infant car seat. Those other pieces are sold separately, so the total setup depends on what you already own or plan to buy.
Plan the combination before you fit the seat
The order below keeps the decision practical: confirm the frame, decide who sits where, then attach the seat and check the harness.
- Confirm your pushchair is a Joie Versiti: The second seat unit is listed for the Joie Versiti Pushchair. If you have a different model, this unit is not confirmed to fit, and you should check the matching accessory for your frame instead.
- Decide what the second seat will pair with: The unit is designed to be used with the main seat unit, a carry cot or an infant car seat. Each of those is sold separately, so choose the pairing that matches your children's ages and stages.
- Check the adapters for a car seat pairing: The second seat unit includes Maxi-Cosi-style adapters. The supplied information names Joie infant car seats such as the i-Level Pro, Sprint, i-Gemm 3 and i-Snug 2 as examples, and notes that selected seats from other brands may also work. Verify your own car seat against the adapter before relying on it.
- Attach the second seat to the frame: The unit is designed to connect to the Joie Versiti Pushchair as the second seating position. The supplied record does not include step-by-step fitting instructions, so follow the fitting guidance that comes with the seat unit and the pushchair rather than improvising.
- Set the seat direction and recline: The seat can face forward or rearward, and it has five recline positions including a lie-flat setting. Choose the direction and angle that suit the child using it, then check that the harness is snug before you set off.
- Adjust the seat height and leg rest: The seat has three height levels and an adjustable leg rest with cushioned calf support. Set these so the child is comfortable and the harness sits correctly, then recheck after each change.
What the second seat unit adds to a Versiti setup
- Joie Versiti Signature Second Seat Unit - Eclipse: Converts the Joie Versiti Pushchair into a double when used with another seat unit, carry cot or infant car seat. This is the core reason to buy it: it turns a single pushchair into a two-child setup without replacing the frame.

Joie Versiti Signature Second Seat Unit - Eclipse - Joie Versiti Signature Second Seat Unit - Eclipse: Allows over 20 seating configurations for siblings or twins. The number of combinations matters when children are at different stages and you expect the setup to change over time.
- Joie Versiti Signature Second Seat Unit - Eclipse: Reversible seat unit with forward- and rearward-facing travel options. Direction affects how much interaction the child has with you and how the two seats relate to each other.
- Joie Versiti Signature Second Seat Unit - Eclipse: Five recline positions, including a lie-flat setting suitable from birth. A lie-flat option is relevant if the second seat will be used by a newborn, but the supplied information does not confirm newborn suitability beyond the lie-flat recline.
Safety checks the supplied information supports
The record is clear on the harness and canopy, but it does not include a full installation checklist. Treat the points below as the supported checks, and use the product's own instructions for anything else.
- Harness: The seat has a SoftTouch 5-point harness with padded straps and Autoclick magnetic buckles. Check that the harness is secure and adjusted to the child before every journey.
- Canopy: A full-size UPF 50+ and water-repellent canopy is fitted. It shields the child from sun and drizzle, but it is not a substitute for supervision.
- Weight and age limits: The supplied record does not state a maximum child weight or a specific age range for the second seat. If you need those figures, confirm them with the manufacturer before relying on the seat for a particular child.
- Car seat use: The supplied information does not confirm car-seat compatibility beyond the named adapter style and example seats. Do not assume a car seat will click in until you have checked the specific pairing.
Second seat or a separate double pushchair?
The right answer depends on whether you already own a Versiti and how often you need two seats.
- Add the Joie Versiti Second Seat Unit: Best when you already have a Joie Versiti Pushchair and want to add a second seating position without buying a whole new pushchair. It keeps one frame and one set of wheels, and the over-20-configuration design lets you change the pairing as your children grow.
- Buy a dedicated double pushchair: Worth considering if you do not own a Versiti, if you need a setup the Versiti combination does not cover, or if you want a stroller designed as a double from the start. The supplied record does not describe side-by-side or tandem geometry, so check the physical layout before deciding.
What to confirm before you order
The Joie Versiti Second Seat Unit is listed at USD 91.50 against a comparison price of USD 150.00. That price covers the second seat unit only. The main seat unit, carry cot and infant car seat are all sold separately, so budget for those if you do not already own them.
The supplied information does not include a maximum weight, a minimum age beyond the lie-flat recline, or a full fitting procedure. Those are not reasons to avoid the product, but they are reasons to check the manufacturer's instructions for your exact configuration before you rely on it. If you are setting up a double pushchair for a toddler and a baby, confirm the seat pairing and the car seat adapter compatibility first, then fit the second seat and check the harness and recline before your first trip.
