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B23 Single Dog Cage

Just the best dog transit box, and it fits my vehicle perfectly. Prompt service from Sharon at Trans-K9, and the box arrived In perfect condition, on a pallet, well wrapped. Couldn’t ask for more.


B23 Single Dog Cage

The TransK9/B23 Single Dog Cage is one of our more compact models:

– 609mm W x 907mm D x 648mm H
– 13.95kg

Standard Features
– Key Locking Door Handles
– Independently Crash Tested
– Rear Escape Door
– Internal Anti Slip Matting
– Anti-Microbial Powder Coated Finish
– Integral Anchorage Points

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View full sizes and spec
View fitting instructions
View compatible vehicles

10 year structural warranty for peace of mind

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delivery £55.00

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Great product and excellent customer service. Does take up majority of the boot, however, you know your dog is safe and secure. Supporting local business and employees when you buy it.


Sizes and specification

  • Weight


  • Dimensions

    24" W x 35.75" D x 25.5" H
    609 W x 907 D x 648 H

  • Construction

    High Grade Aluminium Construction

    Heavy Duty Steel Doors
    Anti-Microbial Powder Coated Finish

  • Standard features

    Designed to fit to either right or left of boot space
    Emergency Rear Escape Door
    Key Lockable Doors / Silent in Transit
    Internal Anti Slip Matting
    Side & Rear Ventilation Panels
    Easy Clean Finish with drainage points
    Ready assembled for ease of use
    Universal Design fits many vehicles
    10 Year Structural Warranty

All about our single dog cage

The TransK9/B23 Single Dog Cage is one of our more spacious models. With a great finish and strategic design, it makes for a super fit in your car.

Designed for optimum safety, the TransK9/B23 Single Dog Cage incorporates an emergency rear escape door designed for use in the event of the vehicles tailgate becoming inoperable due to impact or malfunction. You’ll be able to access your dog/s by lowering the rear passenger seats and gaining access to them from the vehicles rear passenger doors.

Within the TransK9/B23 Single Dog Cage’s clever design, other standard features include a removable central divider, key locking door handles for added security and for additional stability for the dog/s during transit, we also fit anti-slip matting inside the cage as standard. In fact everything you need is included for your car – there are no hidden costs at TransK9.

Our cages have been independently crash tested at the University of the West of Scotland to ensure your dogs and your passengers maximum safety. Our unrivalled build quality and warranty will ensure your TransK9/B23 Single Dog Cage has many years of satisfactory service and trouble free ownership in your car.

All of our dog cages have a special coating that offers protection against 99.9% of bacteria. This protection is created by embedding an antimicrobial additive (SteriTouch) into the paint we use to put the finishing touches to our cages.TransK9/B23 Single Dog Cage is one of our more spacious models. With a great finish and strategic design, it makes for a super fit in your car.

Fitting and care notes

There are no specific fitting instructions for this dog cage other than removing the rear Tonneau cover (if fitted) prior to installation. However we recommend that you consider purchasing a bumper protection mat which will help the protect painted bumper and also stabilise the TransK9 box during transit.

Watch our video below to see easy installation in only 2 minutes.

How to maintain your dog cage

We recommend periodic washing of your TransK9 this will help prolong its life and good looks! Occasional spraying of the lock mechanism with WD40 will ensure trouble free use for many years.

Audi A4 Avant 2001-2008

Audi A4 Avant 2009-2014

Audi A4 Avant 2015-2018 (including AllRoad/RS4)

Audi A4 Avant 2019 – Present (including AllRoad/RS4)

BMW 3 Series Touring F31 2013-2019

Dacia Duster 2013-2018

Dacia Duster 2018 – Present

Ford Focus Estate 2005-2010

Ford Focus Estate 2011-2018

Ford Focus Estate 2018 – Present

Ford Mondeo Estate 2015 – Present

Honda Accord Tourer 2003-2008

Honda Civic Tourer 2014-2017

Hyundai i30 Tourer 2012-2017

Hyundai i40 Tourer 2011 – Present

Jaguar F-Pace 2016 – Present

Kia Cee’d SW 2007-2012

Kia Cee’d SW 2012-2018

Mazda 6 Estate 2002-2007

Mazda 6 Estate 2008-2012

Mazda 6 Tourer 2012 – Present

Mercedes C Class Estate 2008-2013

Mercedes C Class Estate 2014 – Present

Range Rover Sport L320 2004-2012

Mitsubishi Outlander 2013 – Present

Mitsubishi Outlander Phev 2014 – Present

Nissan Qashqai+2 2008-2013

Opel Astra Estate 1998-2010

Opel Astra ST 2011-2017

Opel Astra Van 2000-2012

Opel Insignia ST 2017 – Present

Vauxhall Astra Van 2000-2012

Vauxhall Astra ST 2011-2017

Vauxhall Astra Estate 1998-2010

Peugeot 407 SW 2004-2010

Peugeot 508sw 2011-2018 (not Hybrid model)

Porsche Cayenne 2002-2010

Porsche Cayenne 2011-2018

Porsche Cayenne 2019 – Present

Renault Megane Tourer 2003 – 2007

Renault Megane Tourer 2008-2016

Saab 9-3 Sportwagon 2005 > 2011

Saab 95 Estate 2005-2010

Seat Exeo ST 2009-2013

Skoda Kodiaq 2017 – Present

Skoda Octavia Estate 2005-2008

Skoda Octavia Estate 2008-2013

Skoda Octavia Estate 2014-2020

Skoda Octavia Estate 2020 – Present

Skoda Superb Estate 2009-2015

Subaru Legacy Estate 2001-2012

Subaru Levorg 2015 – Present

Subaru Outback Estate 2009 – Present

Toyota Avensis Tourer 2003-2008

Toyota Avensis Tourer 2009-2015

Toyota Prius + 2012 – Present

Volkswagen Golf Estate 1999-2005

Volkswagen Golf Estate 2007-2013

Volkswagen Golf Estate 2013 – Present

Volkswagen Passat Est 1997-2005

Volvo V50 Estate 2004-2014

Volvo XC60 2008-2016

Volvo XC60 2017 – Present (including Hybrid)

Volkswagen Tiguan Allspace 2017 – Present

Seat Tarraco 2019 – Present

Vauxhall Astra ST 2017 – Present

Opel Astra ST 2017 – Present

Audi A4 E-tron 2018 – Present

Range Rover Sport PHEV P400e 2018 -2022

BMW iX 2022 – present

Range Rover Sport L461 2022 – Present

Buy with confidence

Knowing our products have been keeping dogs safe and comfortable for over 15 years, not only in the UK but also in some of the hottest & coldest countries throughout the world.