1991 Chevrolet Astro Brake Kits

Essential 1991 Chevrolet Astro Brake Kits

Carquest Wearever – Disc Brake Caliper Repair Kit (Part No.41173)

Disc Brake Caliper Repair Kit

from

$10.49
Brakes are designed as a system and all the parts need to work together for best performance. The boot and square cut seals included in our Caliper Repair Kit, ensure that the caliper works as designed during the apply and release cycle.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Increases the life span of the brake pads
  • Restores brakes to like-new performance
  • Prevents noise and premature wear
  • Direct replacement for a proper fit
See More

Carquest Wearever – Disc Brake Caliper Repair Kit (Part No.41009)

Disc Brake Caliper Repair Kit

from

$4.79
Brakes are designed as a system and all the parts need to work together for best performance. The boot and square cut seals included in our Caliper Repair Kit, ensure that the caliper works as designed during the apply and release cycle.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Increases the life span of the brake pads
  • Restores brakes to like-new performance
  • Prevents noise and premature wear
  • Direct replacement for a proper fit
See More

Carquest Wearever – Disc Brake Caliper Repair Kit (Part No.41184)

Disc Brake Caliper Repair Kit

from

$7.29
Brakes are designed as a system and all the parts need to work together for best performance. The boot and square cut seals included in our Caliper Repair Kit, ensure that the caliper works as designed during the apply and release cycle.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Increases the life span of the brake pads
  • Restores brakes to like-new performance
  • Prevents noise and premature wear
  • Direct replacement for a proper fit
See More

Carquest Wearever – Disc Brake Caliper Repair Kit (Part No.41071)

Disc Brake Caliper Repair Kit

from

$8.29
Brakes are designed as a system and all the parts need to work together for best performance. The boot and square cut seals included in our Caliper Repair Kit, ensure that the caliper works as designed during the apply and release cycle.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Increases the life span of the brake pads
  • Restores brakes to like-new performance
  • Prevents noise and premature wear
  • Direct replacement for a proper fit
See More

PowerStop – Front Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z23 Daily Driver with Calipers (Part No.KC2009)

Front Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z23 Daily Driver with Calipers

from

$431.99
PowerStop is on a mission to deliver an easy way for any driver to upgrade their brakes – no matter where or how they use their vehicle. Forget standard, off-the-shelf parts. Our Z23 Evolution Sport Brake Upgrade Kit with Powder Coated Calipers comes with everything you need, from pads, rotors, calipers and premium stainless-steel hardware for an easy, bolt-on upgrade for your daily-driver. Along with increased braking power, the Carbon-Fiber Ceramic brake pads feature a low-dust formula to keep those wheels looking great while you say goodbye to nasty brake dust. These pads combine with Drilled & Slotted rotors to ensure a cool, smooth ride that protects against rust and corrosion. The Powder Coated Calipers not only protect against corrosion, but also really stand out behind your wheels! Give your daily-driver the easy and affordable performance upgrade it deserves with the Z23 Evolution Sport Brake Upgrade Kit with Calipers.

Product Features:
  • This complete upgrade kit is engineered to improve the braking performance of the vehicle you use everyday
  • PowerStop engineered Carbon-Fiber Ceramic Z23 compound significantly enhances braking performance versus traditional ceramic brake pads
  • All calipers are powder coated, assembled, and tested in our Chicago, IL facility
  • Low dust braking validated through on-vehicle 3rd party tests in Los Angeles, showing on average 30% less dust versus OE
  • Multi-Layer rubberized shims provide virtually noise-free braking
  • Drilled & Slotted performance rotors provide maximum cooling
  • Includes stainless-steel installation hardware and high-temperature ceramic brake lubricant
  • Bolt-on upgrade for stock brakes, no modifications necessary
  • Rotors are zinc plated for maximum protection against rust.
  • Buy with confidence from the originator & industry leader of brake kits
See More

PowerStop – Front Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z36 Truck And Tow, W/Calipers (Part No.KC2009-36)

Front Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z36 Truck And Tow, W/Calipers

from

$396.99
PowerStop is on a mission to deliver an easy way for any driver to upgrade their brakes – no matter where or how they use their vehicle. Our Z36 Truck & Tow Brake Upgrade Kit with Powder Coated Calipers is recommended for trucks, 4x4s, and SUVs that not only work hard, but play hard as well. This brake pad, rotor and caliper kit comes with everything you need, including premium stainless-steel hardware, for an easy, bolt-on installation. The low-dust Ceramic brake pads are reinforced with Carbon-Fiber to provide severe-duty stopping power without sacrificing everyday drivability. These pads are paired with Drilled & Slotted rotors that keep brake temperatures down by maximizing heat dissipation, critical for those long mountain descents. The Powder Coated Calipers not only protect against corrosion, but also really stand out behind your wheels! Whether towing a boat or trailer, hauling for the jobsite, or tackling a tough off-road trail, get the easy and affordable, bolt-on performance upgrade with the Z36 Truck & Tow Brake Upgrade Kit with Powder Coated Calipers.

Product Features:
  • This complete brake kit has been engineered to handle the added stress of towing, hauling, mountainous driving and lifted trucks
  • Proprietary Carbon-Fiber Ceramic Z36 brake pads enhance the strength of a typical ceramic brake pad compound to handle heavier loads
  • All calipers are powder coated, assembled, and tested in our Chicago, IL facility
  • Stainless-steel pad shims resist the increased temperatures common on heavy duty applications
  • Low-dust braking validated through on-vehicle 3rd party tests in Los Angeles, showing on average 30% less dust versus OE
  • Drilled & Slotted performance rotors provide maximum cooling
  • Bolt-on upgrade for stock brakes, no modifications necessary
  • Includes stainless-steel installation hardware and high-temperature ceramic brake lubricant
  • Rotors are zinc plated for maximum protection against rust.
  • Buy with confidence from the originator & industry leader of brake kits
See More

PowerStop – Front And Rear Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z36 Truck And Tow (Part No.K2010-36)

Front And Rear Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z36 Truck And Tow

from

$454.99
PowerStop is on a mission to deliver an easy way for any driver to upgrade their brakes – no matter where or how they use their vehicle. Our Z36 Truck & Tow Brake Upgrade Kit is recommended for trucks, 4x4s, and SUVs that not only work hard, but play hard as well. This brake pad and rotor kit comes with everything you need, including premium stainless-steel hardware, for an easy, bolt-on installation. The low-dust Ceramic brake pads are reinforced with Carbon-Fiber to provide severe-duty stopping power without sacrificing everyday drivability. These pads are paired with Drilled & Slotted rotors that keep brake temperatures down by maximizing heat dissipation, critical for those long mountain descents. Whether towing a boat or trailer, hauling for the jobsite, or tackling a tough off-road trail, get the easy and affordable, bolt-on performance upgrade with the Z36 Truck & Tow Brake Upgrade Kit.

Product Features:
  • This complete brake kit has been engineered to handle the added stress of towing, hauling, mountainous driving and lifted trucks
  • Proprietary Carbon-Fiber Ceramic Z36 brake pads enhance the strength of a typical ceramic brake pad compound to handle heavier loads
  • Stainless-steel pad shims resist the increased temperatures common on heavy duty applications
  • Low-dust braking validated through on-vehicle 3rd party tests in Los Angeles, showing on average 30% less dust versus OE
  • Drilled & Slotted performance rotors provide maximum cooling
  • Bolt-on upgrade for stock brakes, no modifications necessary
  • Includes stainless-steel installation hardware and high-temperature ceramic brake lubricant
  • Rotors are zinc plated for maximum protection against rust.
  • Brake rotors, pads & hardware engineered to work together to increase the overall braking power on vehicles with heavier loads
  • Buy with confidence from the originator & industry leader of brake kits
See More

PowerStop – Front And Rear Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z23 Daily Driver with Calipers (Part No.KC2010A)

Front And Rear Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z23 Daily Driver with Calipers

from

$759.99
PowerStop is on a mission to deliver an easy way for any driver to upgrade their brakes – no matter where or how they use their vehicle. Forget standard, off-the-shelf parts. Our Z23 Evolution Sport Brake Upgrade Kit with Powder Coated Calipers comes with everything you need, from pads, rotors, calipers and premium stainless-steel hardware for an easy, bolt-on upgrade for your daily-driver. Along with increased braking power, the Carbon-Fiber Ceramic brake pads feature a low-dust formula to keep those wheels looking great while you say goodbye to nasty brake dust. These pads combine with Drilled & Slotted rotors to ensure a cool, smooth ride that protects against rust and corrosion. The Powder Coated Calipers not only protect against corrosion, but also really stand out behind your wheels! Give your daily-driver the easy and affordable performance upgrade it deserves with the Z23 Evolution Sport Brake Upgrade Kit with Calipers.

Product Features:
  • This complete upgrade kit is engineered to improve the braking performance of the vehicle you use everyday
  • PowerStop engineered Carbon-Fiber Ceramic Z23 compound significantly enhances braking performance versus traditional ceramic brake pads
  • All calipers are powder coated, assembled, and tested in our Chicago, IL facility
  • Low dust braking validated through on-vehicle 3rd party tests in Los Angeles, showing on average 30% less dust versus OE
  • Multi-Layer rubberized shims provide virtually noise-free braking
  • Drilled & Slotted performance rotors provide maximum cooling
  • Includes stainless-steel installation hardware and high-temperature ceramic brake lubricant
  • Bolt-on upgrade for stock brakes, no modifications necessary
  • Rotors are zinc plated for maximum protection against rust.
  • Buy with confidence from the originator & industry leader of brake kits
See More

Carquest Wearever – Disc Brake Hardware Kit (Part No.H5644Q)

Disc Brake Hardware Kit

from

$20.99
Brakes are designed as a system and all the parts need to work together for best performance. The special design of the clips provide PTFE to reduce friction and rubber compound to virtually eliminate brake noise. Changing your clips is important for ensuring that the brake pads are moving in a uniform and stable motion and not moving freely.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Manufactured with quality materials to suppress high stress levels
  • Corrosion resistant for long-lasting durability against harsh roads
  • Prevents noise and premature wear
  • Direct replacement for a proper fit
See More

Carquest Wearever – Disc Hardware Kit (Part No.5584A)

Disc Hardware Kit

from

$14.79
Brakes are designed as a system and all the parts need to work together for best performance. The braking system is arguably its most important system, so you want to be sure it’s working properly at all times. With this kit, you can be sure the brake adjustments are occurring at the proper intervals to prevent negative comebacks.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Exact fitment and original replacement
  • Helps deliver a quieter, more efficient braking system
  • Prevents noise and premature wear
  • Helps deliver a quieter braking system
See More

Carquest Wearever – Drum Brake Self Adjuster Repair Kit (Part No.7059)

Drum Brake Self Adjuster Repair Kit

from

$9.29
Hardware consists of a variety of parts designed to assist in restoring your brake system such as, Anti-rattle clips, seals, pins, and dust boots along with drum shoe return springs, hold down springs, and adjuster assemblies, help to maintain consistent, balanced braking. Change your hardware with the brake shoes to ensure maximum performance. Industry experts agree – When brake friction materials are ready to be replaced, the hardware should also be replaced.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Contains all the necessary hardware for easy installation
  • Manufactured to restrain high tolerances with quality materials
  • Helps deliver a quieter, more efficient braking system
  • Restores brakes to like-new performance
See More

Carquest Wearever – Parking Brake Hardware Kit (Part No.H7322)

Parking Brake Hardware Kit

from

$30.49
Brakes are designed as a system and all the parts need to work together for best performance. Parking brakes hold the vehicle in place when the vehicle is parked. Because the parking brake is so important, you want to be sure all it’s hardware and compone

Product Features:
  • Contains all the necessary hardware for easy installation
  • Direct replacement for a perfect fit, form and function
  • Corrosion resistant for long-lasting durability against harsh roads
  • Manufactured with quality materials to restrain high tolerances
  • Helps deliver a quieter braking system
See More

Carquest Wearever – Disc Brake Hardware Kit (Part No.H5655Q)

Disc Brake Hardware Kit

from

$19.99
Brakes are designed as a system and all the parts need to work together for best performance. The special design of the clips provide PTFE to reduce friction and rubber compound to virtually eliminate brake noise. Changing your clips is important for ensuring that the brake pads are moving in a uniform and stable motion and not moving freely.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Manufactured with quality materials to suppress high stress levels
  • Corrosion resistant for long-lasting durability against harsh roads
  • Prevents noise and premature wear
  • Direct replacement for a proper fit
See More

PowerStop – Front And Rear Carbon-Fiber Ceramic Drum Brake Kit: , Z23 Daily Driver (Part No.K15047DK)

Front And Rear Carbon-Fiber Ceramic Drum Brake Kit: , Z23 Daily Driver

from

$498.99
PowerStop is on a mission to deliver an easy way for any driver to upgrade their brakes – no matter where or how they use their vehicle. Forget standard, off-the-shelf parts. Our Z23 Evolution Sport Brake Drum Upgrade Kit comes with everything you need, from pads, two rotors, a set of brake drums and brake shoes, plus the hardware necessary for an easy, bolt-on upgrade for your daily-driver. Along with increased braking power, the Carbon-Fiber Ceramic brake pads feature a low-dust formula to keep those wheels looking great while you say goodbye to nasty brake dust. These pads combine with Drilled & Slotted rotors to ensure a cool, smooth ride that protects against rust and corrosion. The Evolution premium coated brake drums come with brake shoes, a spring/hold-down kit and adjusters. Give your daily-driver the easy and affordable performance upgrade it deserves with the Z23 Evolution Sport Brake Drum Upgrade Kit.

Product Features:
  • This complete front and rear kit includes front drilled & slotted rotors with Z23 brake pads along with silver painted rear drums with brake shoes and hold down hardware.
  • PowerStop engineered Carbon-Fiber Ceramic Z23 compound significantly enhances braking performance versus traditional ceramic brake pads
  • Drilled & Slotted performance rotors provide maximum cooling
  • Premium drums are coated in a silver rust preventative paint that is oven cured so it keeps looking good despite high temperatures
  • Premium shoes are made from 100% new steel, plus are cam ground and chamfered to ensure precise fit and noise-free operation
  • Comes with everything you need to get the job done, including stainless-steel pad installation hardware, shoe installation hardware, adjuster kits and high-temperature ceramic brake lubricant
  • Brand new shoe hold-down hardware ensures that you don’t have to deal with the old worn out/broken springs, pins or cups.
  • Brake rotor, pad & hardware engineered to work together to increase stopping power, improve durability & eliminate dust
  • Buy with confidence from the originator & industry leader of brake kits
See More

PowerStop – Z23 Daily Driver Carbon-Ceramic Pads, Drilled + Slotted Rotors, Drum + Shoe Kit (Part No.K15048DK)

Z23 Daily Driver Carbon-Ceramic Pads, Drilled + Slotted Rotors, Drum + Shoe Kit

from

$349.99
Product Features:
  • This complete front and rear kit includes front drilled & slotted rotors with Z23 brake pads along with silver painted rear drums with brake shoes and hold down hardware.
  • PowerStop engineered Carbon-Fiber Ceramic Z23 compound significantly enhances braking performance versus traditional ceramic brake pads
  • Drilled & Slotted performance rotors provide maximum cooling
  • Premium drums are coated in a silver rust preventative paint that is oven cured so it keeps looking good despite high temperatures
  • Premium shoes are made from 100% new steel, plus are cam ground and chamfered to ensure precise fit and noise-free operation
  • Comes with everything you need to get the job done, including stainless-steel pad installation hardware, shoe installation hardware, adjuster kits and high-temperature ceramic brake lubricant
  • Brand new shoe hold-down hardware ensures that you don’t have to deal with the old worn out/broken springs, pins or cups.
  • Brake rotor, pad & hardware engineered to work together to increase stopping power, improve durability & eliminate dust
  • Rotors are zinc plated for maximum protection against rust.
  • Buy with confidence from the originator & industry leader of brake kits
See More

PowerStop – Front And Rear Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z26 Street Performance (Part No.K15047DK-26)

Front And Rear Carbon-Fiber Ceramic Disc Pad And Rotor: Brake Kit, Z26 Street Performance

from

$482.99
PowerStop is on a mission to deliver an easy way for any driver to upgrade their brakes – no matter where or how they use their vehicle. Our Z26 Street Warrior Brake Drum Upgrade Kit is recommended for high performance, high horsepower muscle and modified cars. This kit comes with everything you need for easy installation, including pads, two rotors, a set of brake drums and brake shoes, plus all the necessary hardware. The Drilled & Slotted rotors and Carbon-Fiber Ceramic pads combine to provide shorter stops under the most demanding conditions. The Evolution premium coated brake drums come with brake shoes, a spring/hold-down kit and adjusters. This PowerStop Z26 Street Warrior Brake Drum Upgrade Kit is the affordable bolt-on upgrade that delivers more than just the braking power you need to rein in all those ponies. With our low-dust and low-noise formula, you’ll spend less time cleaning those wheels and more time enjoying what matters most – the drive.

Product Features:
  • This complete front and rear kit includes front drilled & slotted rotors with Z26 Street Warrior brake pads along with silver painted rear drums with brake shoes and hold down hardware.
  • Proprietary Carbon-Fiber Ceramic Z26 brake pads enhance heat dissipation versus a typical ceramic brake pad for better stopping power at high speed
  • Drilled & Slotted performance rotors provide maximum cooling
  • Premium drums are coated in a silver rust preventative paint that is oven cured so it keeps looking good despite high temperatures
  • Premium shoes are made from 100% new steel, plus are cam ground and chamfered to ensure precise fit and noise-free operation
  • Comes with everything you need to get the job done, including stainless-steel pad installation hardware, shoe installation hardware, adjuster kits and high-temperature ceramic brake lubricant
  • Brand new shoe hold-down hardware ensures that you don’t have to deal with the old worn out/broken springs, pins or cups.
  • Brake rotor, pad & hardware engineered to work together to increase stopping power, improve durability & eliminate dust
  • Buy with confidence from the originator & industry leader of brake kits
See More

PowerStop – Z36 Truck Ceramic Brake Pads, Drilled + Slotted Rotors, Drum + Shoe Kit (Part No.K15048DK-36)

Z36 Truck Ceramic Brake Pads, Drilled + Slotted Rotors, Drum + Shoe Kit

from

$376.99
Product Features:
  • This complete front and rear kit includes front drilled & slotted rotors with Z36 brake pads along with silver painted rear drums with brake shoes and hold down hardware.
  • Proprietary Carbon-Fiber Ceramic Z36 brake pads enhance the strength of a typical ceramic brake pad compound to handle heavier loads
  • Drilled & Slotted performance rotors provide maximum cooling
  • Premium drums are coated in a silver rust preventative paint that is oven cured so it keeps looking good despite high temperatures
  • Premium shoes are made from 100% new steel, plus are cam ground and chamfered to ensure precise fit and noise-free operation
  • Comes with everything you need to get the job done, including stainless-steel pad installation hardware, shoe installation hardware, adjuster kits and high-temperature ceramic brake lubricant
  • Brand new shoe hold-down hardware ensures that you don’t have to deal with the old worn out/broken springs, pins or cups.
  • Brake rotor, pad & hardware engineered to work together to increase stopping power, improve durability & eliminate dust
  • Rotors are zinc plated for maximum protection against rust.
  • Buy with confidence from the originator & industry leader of brake kits
See More

Carquest Wearever – Drum Brake Self-Adjuster Repair Kit (Part No.2564)

Drum Brake Self-Adjuster Repair Kit

from

$14.79
Brakes are designed as a system and all the parts need to work together for best performance. The braking system is arguably its most important system, so you want to be sure it’s working properly at all times. With this kit, you can be sure the brake adjustments are occurring at the proper intervals to prevent negative comebacks.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Increases the Life Span and Improves the Performance of the Drum Brakes
  • Manufactured with quality materials to suppress high stress levels
  • Corrosion resistant coating for long-lasting durability against harsh roads
  • Eliminates heat and corrosion deterioration
See More

Carquest Wearever – Drum Adjuster Kit (Part No.2565)

Drum Adjuster Kit

from

$14.79
Brakes are designed as a system and all the parts need to work together for best performance. The braking system is arguably its most important system, so you want to be sure it’s working properly at all times. With this kit, you can be sure the brake adjustments are occurring at the proper intervals to prevent negative comebacks.

Product Features:
  • This part matches Original Equipment (OE) quality specifications
  • Contains all the necessary hardware for easy installation
  • Manufactured to restrain high tolerances with quality materials
  • Maintains safe movement and effective stopping performance
  • Helps deliver a quieter, more efficient braking system
  • Coated to eliminate heat and corrosion deterioration
See More

Dorman – Pik-a-Nut – Spindle Nut Kit, 3/4-20 Contents: Nut, Washer And Cotter Pin (Part No.304993.1)

Spindle Nut Kit, 3/4-20 Contents: Nut, Washer And Cotter Pin

from

$5.49
This spindle lock nut kit includes a new spindle nut and the necessary hardware designed to match the factory equipment.

Product Features:
  • Direct replacement – this spindle lock nut kit includes a nut and related, necessary hardware for servicing specific vehicles
  • Ideal solution – this kit is a reliable replacement for original components that are missing or have failed due to wear
  • Durable construction – kit components are manufactured to precise specifications to ensure proper fit and reliable service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

1991 Chevrolet Astro Brake Kits

Maybe you’re in the middle of a full rebuild of that 1991 Chevrolet Astro. Maybe you just need a couple of Brake Kits. Either way, Advance Auto Parts has 15 different Brake Kits in our inventory ranging from $4.79 to $498.99. That means you can find the exact parts or products you need to keep that 1991 Chevrolet Astro running smoothly.

Brake Kits are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 1991 Chevrolet Astro. Carquest, Dorman, and PowerStop are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Brake Kits for your 1991 Chevrolet Astro, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Brake Kits to keep your 1991 Chevrolet Astro rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Brake Kits Brands To Make Your 1991 Chevrolet Astro Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 Chevrolet Astro demands trusted brand parts and products to keep it running. Many trusted brands of Brake Kits make up Advance Auto Parts’ inventory, and all are ready to help make your Astro the best it can be. Be sure to browse some of our top Brake Kits brands and parts.

Popular Dorman – Pik-a-Nut Brake Kits

We carry Dorman – Pik-a-Nut parts in our stock across Spindle Lock Nut Kits categories, plus more. For a 1991 Chevrolet Astro, our most popular Dorman – Pik-a-Nut Brake Kits include:

FAQs for 1991 Chevrolet Astro Brake Kits

What are the most purchased Brake Kits for the 1991 Chevrolet Astro?

Out of 15 Brake Kits for the 1991 Chevrolet Astro, the most popular in our inventory are:
Disc Brake Hardware Kit
from $5.79
(3)
Disc Brake Hardware Kit
Brake Hardware Kits
Disc Brake Caliper Repair Kit
from $4.79
This product is not rated
Disc Brake Caliper Repair Kit
Brake Caliper Kits
Disc Hardware Kit
from $14.79
(1)
Disc Hardware Kit
Brake Hardware Kits