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The Captain's Chair lets big kids and adults ride on the back of a GSD or HSD in comfort and style. Pair with the Sidekick Joyride Bars to create a complete passenger's cabin for your favorite backseat driver. Use the same setup to carry crates and boxes-just remove the seat cushion. - Designed to fit one big kid* on the HSD when paired with the Sidekick Joyride Bars - Designed to fit one older kid** or one adult passenger on the GSD when paired with the Sidekick Joyride Bars or the Sidekick Bars - Extra-thick seat-cushion and reclined backrest for a comfortable ride - Extended side rails for hand protection - Offers space for crates and boxes, when paired with the Sidekick Joyride Bars - Two bottle mounts for water bottles, coffee mugs, and locks - Allows vertical parking of bike while installed *Recommended age: 8 or above. Recommended height: 130cm or above. The HSD's rear rack load limit still applies. **Recommended age: 10 or above. Recommended height: 140cm or above.

A long-term favorite, the Captain's Chair is now upgraded with a wider seat pad for more wiggle room, longer side rails for more protection, and dedicated space for you to carry more stuff. Still the best seat in the house, it lets big kids and adults ride along with even more fun! - Extra-wide seat pad for a cozier sitting position - Longer side rails to use as handholds or armrests - Additional rear bar to attach a bag, basket, or extra safety lights - Offers space for a box or crate when paired with the Sidekick Joyride Bars - Designed to fit one adult passenger or two kids on the GSD - Designed to fit one passenger on the HSD, Quick Haul, and Short Haul

Give your kid something to lean back on after a day of hard play. The Clubhouse Backrest is designed for pairing with the Clubhouse Seat Pad to create a cushioned, reclining seat for one big kid on any of the Clubhouse passenger systems. It takes just seconds to attach and detach from the carrier along with the Seat Pad, making it easy to swap in a child seat or a cargo container to hold your groceries. - Essential for pairing with the Clubhouse Seat Pad to create a comfy reclining backseat for one big kid* on any Clubhouse carrier - Ergonomically designed for the comfort of small backs - Tool-free easy-on, easy-off design for quick transitions between carrying kids and cargo - Reflective accents help improve your bike’s visibility on the road for a safer family ride - Waterproof for all-weather use—because nobody likes to lean back on a wet sponge!

The Clubhouse Seat Pad provides a comfy seat cushion for one big kid on any of the Clubhouse carriers. Its modular design gives you full freedom to build setups that suit your family’s needs—whether that’s school drop-offs, grocery hauls, or more! - Provides a cushioned seat pad for one big kid* on any Clubhouse carrier - Combine with the Clubhouse Backrest to create a cozy cabin for one big kid—turn that space into a fun hangout for two by adding an extra seat pad - Use with a rear child seat to offer a simple solution for carrying an older kid plus a younger one - Ergonomically designed for kiddie comfort - Tool-free easy-on, easy-off design for quick transitions between carrying kids and cargo - Waterproof for all-weather use—because nobody likes to sit on a wet sponge!

The DuoStand Ends let you upgrade your DuoStand Gen 1 to make it even more useful. The Ends feature grippy rubber caps that widen the DuoStand's base of support and add friction, both of which boost stability. They're also height-adjustable, so you can switch out your tires but keep your stand (for example, when installing winter tires). If your DuoStand already came with a pair of DuoStand Ends, they're available as replacement parts when yours are lost or worn. - Use the DuoStand Ends to upgrade your DuoStand Gen 1. See your dealer for installation help. See this article for more information. - Rubber-capped feet boost stability and prevent floor scratches when parking indoors - Make the DuoStand height-adjustable to fit winter tires for year-round use - Replaceable when lost or worn - Compatible with all versions of DuoStand For the heaviest loads, add the Lockstand Extensions for maximum stability

Got an HSD and a DuoStand? You may need this kit to bring them together.

The Lockstand Extensions are an add-on for the Atlas Lockstand on the new GSD. They're designed to make the Lockstand even more stable while providing easy access to the stand at all times. Their extra-wide footprint extends out at a right angle from the GSD for maximum stability—essential when loading and unloading kids or heavy cargo. They also make it easier to activate the stand when riding with fully-loaded panniers or the Storm Box (which may make finding the Lockstand with your foot a bit tricky). - Makes the Atlas Lockstand even more stable and user-friendly - Extends outwards from the Lockstand for easier actuation by foot - Widens the Lockstand's footprint for rock-solid loading and unloading of kids or cargo - Provides hassle-free Lockstand access while using rear cargo accessories like the Cargo Hold 52 Panniers, Sidekick Wide Decks, or Storm Box - Strong, tubular construction designed to withstand heavy loads - Rubberized feet protect indoor flooring - Rubberized feet are replaceable

When loading/unloading cargo on any bike, stability is key. It is in that particular moment that a heavy box could potentially upset the balance of the bike. With that in mind, we developed the Lockstand QuadStruts to make the GSD Gen 2 an even more reliable cargo bike. The patented design of the Lockstand QuadStruts gives the GSD an extra pair of legs and a big stability boost—right when you need it the most. - Additional set of robust steel legs for the Atlas Lockstand on the GSD Gen 2 - Patented design provides a wider kickstand span, boosting stability when loading/unloading kids or heavy cargo - Works in tandem with the Atlas Lockstand—no need to deploy kickstand and QuadStruts separately - Does not interfere with Vertical Parking of the GSD when disengaged - Tested for strength and reliability by EFBE Prüftechnik—one of Europe's leading bike testing labs - Supports up to 100 kg (220 lb), including bike weight - Requires the Lockstand Extensions

Pinhead Seatpost Clamp Lockset for GSD Gen 1/HSD, for upper and lower seatpost clamps

Pinhead Seatpost Clamp Lockset for GSD Gen 2, for upper and lower seatpost clamps

Sidekick Bars provide a strong and secure handhold for GSD passengers. Mount to your seatpost, set the ride position and hit the road. Perfect for a bicycle built for two. - Ergonomic grips for extra comfort - Integrated BioLogic T-Tool w/ 4/5/6 mm allen key for on-the-road repairs - For maximum comfort and safety, combine with other products in the Sidekick rear passenger series

Unfold the Sidekick Doublewide Decks to instantly transform your GSD into the bike equivalent of a big rig. These extra-wide lower decks have a combined capacity of 100 kg (220 lb) to let you haul things you never thought possible-from massive boxes to water cooler tanks to ... maybe your favorite chair? When you're done, just fold up the Sidekick Doublewide Decks and secure them in front of or behind the Cargo Hold 52 Panniers to reclaim your normal streamlined ride. - Supports up to 100 kg (220 lb) of cargo (50 kg or 110 lb per side) - 25 cm (10 in) width accommodates bulky items like toolboxes, coolers, and kegs - Keeps big loads low to the ground for easier hauling - Can be used as a footrest when hauling cargo plus a big passenger - Stows seamlessly behind or in front of Cargo Hold 52 Panniers when not in use - Requires the Lockstand Extensions

The Sidekick Foot Pegs are retractable foot supports for a rear passenger on the GSD. They tuck into the frame when not in use, and pop out with one push when you need them. - Specially designed for the Tern GSD - Helps a rear passenger ride in comfort and style - Pops out of the frame with a simple push - Tucks back into the frame just as easily

The Sidekick Footrests are foot supports for your rear passenger's comfort and safety on the HSD. Offering ample space, they are suitable for varying shoe sizes and feature an anti-slip layer for optimal stability in all weather. Designed for convenience, they also accommodate cargo and integrate with a range of rear rack accessories. - Foot platforms for your rear passenger on the HSD - 3M® anti-slip layer for a secure foothold in wet conditions - Super handy built-in slots for Batten Straps to fasten cargo - Made of durable and corrosion-resistant aluminum - Work seamlessly with rear rack accessories, such as the Sidekick Wheel Guard M and Cargo Hold Panniers - Designed for all HSD models

The Sidekick Footrests provide comfortable support for an HSD passenger's feet. These non-retractable flat footplates offer solid, non-slip support, and are compatible with most rear-rack accessories. - Specially designed for the Tern HSD - Helps an HSD passenger ride in comfort and style - Durable aluminum deck for sturdy foot support - 3M non-slip paper prevents feet from slipping and sliding in the rain - Compatible with most rear-rack accessories, including panniers and the Kontti Basket

The Sidekick Handle offers your rear passenger a secure grip during the ride, whether you are going over speed bumps, potholes, or making sharp turns. Easy to attach and remove, the Sidekick Handle mounts to the rear rack instead of the seatpost—so it can be used even if your saddle is always all the way down. - Gives the rear passenger a firm grab handle to hold on to, so they feel safer when riding around town - Quick and easy to attach to the rear rack with self-fastening straps - No minimum saddle height—great for shorter riders! - Use it to lift the bike over a small obstacle, such as a doorstep - Narrow and compact design makes it easier to walk with your bike - Bar tape included for more comfort and even better grip - Not to be used with suspension seatposts

The Sidekick Joyride Bars provide protection and stability for GSD and HSD passengers. Pair with the Captain's Chair to create a comfy seating solution for a big kid or adult passenger. Use the same setup to carry crates and boxes for the grocery run. - Provides protection and stability for passengers seated in the Captain's Chair - Ergonomic grips for extra comfort - Extended side rails for hand protection - Offers space for crates and boxes, when paired with the Captain's Chair *Note for shorter riders: Adding the Sidekick Joyride Bars may increase the minimum height of the saddle. In addition, passengers may require the Sidekick Joyride Bars at a higher position.

The Sidekick Lower Deck adds a pair of lower shelves to the GSD. It works as a convenient foot-rest for passenger, and extra storage space for cargo. - Designed to support up to 50 kg (110 lb) combined - Hauls low to the ground for superlative handling and stability - Offers a comfortable footrest for rear passengers, and peace-of-mind when riding with small children - Supports loaded Cargo Hold Panniers, for even more carrying convenience - Material Aluminum - Only Compatible for GSD Models

Your favorite co-pilots may have outgrown their child seats, but that shouldn't stop you from sharing cycling memories together. With an easy airplane-style buckle, the Sidekick Seat Belt helps your kids stay cozy in the passenger seat on any trip. You can rest assured they can continue happily joining your bike adventures for a few more years to come. - No-fuss seat belt for your navigator's comfort, making your shared ride even more enjoyable - Designed for kids who have outgrown the child seat and are between 110 cm - 140 cm and 22+ kg (49 lb) - Features an airplane-style buckle for easy fastening and an adjustable strap for the right fit - Includes a clip to tidy up extra strap length and prevent it from hanging loose - When riding a bike with room for two, use a pair of seat belts for up to two kids in the Clubhouse or Captain's Chair

The GSD lets you bring one adult passenger along for the ride. The Sidekick Seat Pad lets that passenger ride in comfort. With a KLICKfix rack mount, the Sidekick Seat Pad clips on and off in seconds. Pair it with the rest of the Sidekick kit for extra comfort and convenience. - Adds a comfortable rack-top cushion to the GSD - Attaches with a KLICKfix Rackpack mount, for installation and removal in seconds - Designed to fit two Sidekick Seat Pads on a single GSD rack, or one Sidekick Seat Pad and one Thule Maxi seat, for - carrying young and old children together - Water-resistant design for all-weather riding - Includes reflective accents for night-time visibility

The Sidekick Stirrups offer comfy and convenient foot support for your big kid passenger. Flexible material hugs the sides of the feet, and three secured points keep the passenger's legs tucked safely against the sides of the bike. This product is part of the Tern Passenger System. - Suitable for passengers over 110 cm (3'7") tall and between 18—45 kg (40—99 lb) - A must-have for carrying a big kid on the Quick Haul and Short Haul when the Cargo Hold 37 Panniers or Storm Box Mini is not in use - Reflective accents boost visibility - Easy to install and remove (no tools required) - Flat fold when not in use for a slimmer profile - Compatible with some panniers such as the Bucketload Pannier or the Ortlieb Back-Roller

The Sidekick HSD Wheel Guard is a pair of mesh covers that protect the feet of young passengers on the rear of the HSD, whether they are sitting on the Sidekick Seat Pad, the Captain's Chair, or on a child seat that doesn't have footrest panels against the wheel. The design of the Sidekick HSD Wheel Guard also protects the rear passenger from having their shoelaces, coat, or skirt caught up in the rear wheel. - Recommended for transporting passengers - Designed exclusively for the HSD - Allows access to the HSD's built-in frame lock - Compatible with all Sidekick accessories - Compatible with Thule Yepp Maxi and Yepp Nexxt Maxi child seats - Compatible with a wide range of panniers and baskets - Made from weather-resistant, easy-to-clean mesh fabric and sturdy Velcro straps

The Sidekick Wide Decks extend the GSD's integrated lower decks widthwise to 12cm. They provide passengers with more comfy foot space, and riders with extra peace-of-mind when carrying kids. Designed to support up to 35kg each, the Sidekick Wide Decks are a great place to stash a toolbox or cooler. If you're hauling serious cargo, you'll want to keep the weight low to the ground for better handling and stability-and the Sidekick Wide Decks are ready for action. The Sidekick Wide Decks are a foot support component of the Passenger System. Other accessories are required in order to safely carry passengers. - Supports up to 35kg per deck (70kg total) - Extends the GSD rear deck out to 12 cm for added comfort and foot protection - Keeps loads low to the ground for improved handling and stability when riding with heavy cargo - Provides extra support and reduces strain on fully loaded Cargo Hold 37 and Cargo Hold 52 Panniers - Slotted openings make it easy to strap in heavy or unwieldy cargo - Combine with the Captain's Chair or Clubhouse+ to carry long items vertically (think fishing poles or gardening tools) - Strong, durable design made from corrosion-resistant aluminum - Easy to install

When combined with the Clubhouse+ and Sidekick Wide Decks, the Storm Box transforms the rear of the GSD into a massive, weather-protected bucket. Two weather-resistant lids let you easily switch between carrying kids and hauling cargo. The water-resistant and lockable Cargo Lid protects your stuff from rain and prying eyes, while the Kid Lid cinches tight to keep little ones warm and cozy, even on bad-weather days. - Carry two young kids (in or out of child seats) - Carry up to 160lbs of cargo - Compatible with both the Clubhouse+ Flatbar and the Child Seat Expansion Bar - Includes a Kid Lid to help keep young passengers warm and dry - Includes a Cargo Lid to protect cargo from precipitation and prying eyes - Catches mittens, sippy cups, teddy bears, and anything else that falls from little hands while riding - Add the Storm Shield (not included) for even more weather protection - Requires Clubhouse+ and Sidekick Wide Decks on the GSD Gen 2

The Storm Box Mini transforms the rear of your bike into a roomy, weather-protected bucket for one passenger. It includes two weather-resistant lids-the lockable Cargo Lid Mini to protect your stuff from rain and prying eyes, and the Kid Lid Mini to keep little ones warm and cozy, even on bad-weather days. This product is designed to carry either passengers or cargo. If carrying passengers, additional accessories are required for safety. - Carries one kid in or out of a child seat, or up to 100 L of cargo - Makes carrying long and odd-shaped objects easy-just toss them in - Five inner pockets for stashing snacks, water bottles, kids' devices, and more - Rear loops for attaching safety lights to boost visibility - Requires the Clubhouse Mini for installation - Part of the Clubhouse Fort Mini-an all-weather protected compartment for a child passenger.

The Storm Shield is a weather-resistant canopy that keeps the elements out, the good vibes in, and kids’ complaints at bay. Combine with the Clubhouse+™ or Clubhouse™ to protect passengers from rain, snow, and wind. It gives little ones a cozy place to sit (or sleep) when bad weather hits, and can also be used for sun protection on high UV days. - Protects young passengers from the elements—makes every day a great day to ride - Carry up to two kids, in or out of child seats - Fits kids up to 140 cm tall (plus room for helmets) - Waterproof nylon material keeps kids dry, while ventilation panel keeps them comfy - Roll up the side panels on warm, sunny days - Designed for wind resistance - Reflective accents for safer riding - Add the Storm Box™ (not included) for even more weather protection - Requires the Clubhouse+ on the GSD Gen 2 - Requires the Clubhouse on the GSD Gen 1

The Storm Shield Mini is a weather-resistant canopy that keeps the elements out, the good vibes in, and your kid's complaints at bay. Protect your passenger from rain, snow, and wind-or roll up the side panels on sunny days to let your little one enjoy both fresh air and shade. - Protects your young passenger from the elements - Fits one kid up to 140 cm (4'7") tall (plus room for a helmet) - Inner pocket for wrangling snacks, toys, and other gear - Reflective accents and rear loops for safety lights help keep you visible - Requires the Clubhouse Mini* for installation - Part of the Clubhouse Fort Mini-an all-weather protected compartment for a child passenger *On the HSD, Quick Haul, and Short Haul, the Storm Shield Mini may be used with the Captain's Chair + Sidekick Joyride Bars combo instead of the Clubhouse Mini, if the rider is 170—190 cm (5'7"—6'3") tall. Otherwise, the Joyride Bars won't be at the height needed to use the Storm Shield Mini.

Lock the Stow Decks at different angles to support and keep half-full panniers in place, or open them up completely so your co-adventurer can comfortably rest their feet as you're pedaling up and down the hills. But if you're more of a solo traveler, why not use the side decks to help you move a folding chair, camp grill, and a cooler full of munchies for your quiet outdoor retreat? - Pair of side decks carrying up to 35 kg (77 lb)* per side, so that you can bring plenty of off-grid survival tools with you - Secures at five angles, keeping partially loaded panniers compact while maintaining cargo stability on uneven terrain - Serves as footrests for a steady and comfy ride, be it over twigs and stones in the woods or inner city speed bumps - Designed with low mounting points, helping you keep cargo weight close to the ground for easy bike handling—even under heavy load - Fits in front or behind the Cargo Hold 72 Panniers for handy storage and parking in tight spaces - Made of corrosion-resistant aluminum alloy for all-weather use