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    Auto-Sleepers Fiat Active KB 635 Motorhome for Sale

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    Berths4
    Guide price£52,000–£78,000

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    Answer in brief

    What should buyers know about the Auto-Sleepers Fiat Active KB 635?

    No exact current dealer listing is available, but 1 recent listing record places the typical advertised range at £76,994.

    At range level, the Auto-Sleepers Fiat Active KB 635 sleeps up to 4, has a guide gross weight of 3,500kg, is approximately 6.4m long. Specifications can vary by model year and derivative, so verify the exact vehicle before purchase.

    Market evidence
    Current and recently sold listing records
    Prices checked
    2 September 2026
    Specification scope
    Range-level guide; exact derivative varies

    See the complete price evidence or read how RoamWorthy verifies vehicle information.

    At a glance

    • The Auto-Sleepers Fiat Active KB 635 sleeps up to 4 across the recorded range, making it suitable for family touring.
    • Guide gross-weight range: 3,500kg. Verify the exact plated vehicle and licence entitlement.
    • Guide length: 6.36m.
    • No exact current dealer listings are available on RoamWorthy at the latest evidence check.

    Quick verdict for Auto-Sleepers Fiat Active KB 635

    Quick Verdict

    Generous internal headroom thanks to the high-roof profile
    Renowned Auto-Sleepers build quality and resale value
    Flexible sleeping arrangements suitable for 2 to 4 people
    Excellent kitchen workspace compared to shorter campervans
    The 6.36m length can make parking in standard bays difficult
    Limited external storage for bulky sports equipment
    The 3500kg MTPLM leaves a modest payload for a family of four

    Road Legal Vitals
    UK

    Standard Licence OK

    Gross weight: 3,500kg.

    4

    Sleeping Berths

    Seatbelt data not available. Check the exact dealer listing.

    Price & Engine

    Lower endUpper end
    £52,000£78,000

    Guide price range

    £52,000–£78,000

    Typical advertised prices for a Auto-Sleepers Fiat Active KB 635; year, mileage, condition and specification affect value.

    Cab & Chassis

    Driving specs for the Auto-Sleepers Fiat Active KB 635

    Fiat Ducato
    Dimensions:
    Length 6.36m
    Width 2.26m
    Height 2.64m

    Driving Experience

    The Auto-Sleepers Fiat Active KB 635 is built on the proven Fiat Ducato chassis, offering reliable performance and car-like driving characteristics. The manual gearbox provides good control and fuel efficiency.

    About the Auto-Sleepers Fiat Active KB 635

    The Auto-Sleepers Active KB 635 is a masterclass in compact luxury, expertly converting the long-wheelbase Fiat Ducato into a sophisticated multi-berth campervan. Designed for those who refuse to compromise on amenities, this model features a cleverly integrated kitchen, a functional wet room, and a versatile rear seating area that effortlessly transitions from a social lounge to a comfortable sleeping space. The high-top design ensures ample headroom, while the signature Auto-Sleepers craftsmanship is evident in every flush-fit cabinet and premium upholstery choice.

    Whether you are a couple seeking a spacious retreat or a small family heading on a coastal adventure, the Active KB 635 delivers a smooth driving experience thanks to its Fiat foundations. Its layout is specifically engineered to maximise every inch of available floor space, providing a home-away-from-home feeling that is equally suited to wild camping or luxury holiday parks. Discover your next adventure by exploring our latest Auto-Sleepers listings on RoamWorthy.

    Verify suitability with our Campervan Conversion Checker.

    Auto-Sleepers Fiat Active KB 635 Video Reviews

    Watch Auto-Sleepers Fiat Active KB 635 reviews on YouTube

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    Expert reviews and walkthroughs of the Auto-Sleepers Fiat Active KB 635

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    Floor plan

    Interior Layout & Sleeping Configuration

    Explore the Auto-Sleepers Fiat Active KB 635 floorplan and discover how the space works.

    Floor plan coming soon

    No exact manufacturer floorplan is currently available.

    Layout features

    Rear Lounge
    Front Dinette
    High Top Campervan

    Sleeping capacity

    4berths

    About the layout

    Sleeps 4 people with a layout balancing living, storage and sleeping space.

    Live Auto-Sleepers Fiat Active KB 635 Inventory

    There are no verified exact-match Auto-Sleepers Fiat Active KB 635 motorhomes currently available. We will tell you when one is listed.

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    Weights

    Gross Vehicle Weight3,500 kg
    Unladen Weight3,080 kg
    Payload Capacity420 kg

    Dimensions

    Overall Length6.36 m
    Overall Width2.26 m
    Overall Height2.64 m

    Accommodation

    Sleeping Capacity2-4 berths
    Layout Types
    Rear Lounge
    Front Dinette
    High Top Campervan

    How we assess the Auto-Sleepers Fiat Active KB 635

    • Compiled from dealer feeds and manufacturer data. Specifications, prices, and stock sourced from verified UK dealers and brand records
    • Specs vary by year, trim, and options. Weights, dimensions, berths, and equipment can differ between model years and optional packs
    • Prices based on recent UK listings where available. Price ranges reflect current and recent dealer listings. Actual prices may vary by condition, year, and specification
    • Always confirm before buying. Verify exact specifications, condition, and equipment with the seller or manufacturer
    How we verify data and methodology →

    Practical ownership tips

    Licence requirements

    At 3,500kg GVW, the Auto-Sleepers Fiat Active KB 635 can be driven on a standard Category B car licence. Verify the plated weight matches the listing before you commit.

    Payload capacity

    The Auto-Sleepers Fiat Active KB 635 has approximately 420kg of user payload for passengers, water, gas, and personal gear. Check the actual plated weight against the unladen weight for the specific vehicle you are viewing.

    Before you buy

    Request a habitation check for any used unit. Check the base vehicle service history, MOT record, and whether the V5C matches the seller. For conversions, confirm the vehicle is correctly registered with DVLA.

    Frequently Asked Questions

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    Last updated: 04 August 2026Reviewed by RoamWorthy Editorial Team

    A high top Fiat Ducato conversion with flexible living space.

    The Auto-Sleepers Fiat Active KB 635 is a 6.36m high top campervan built on a long-wheelbase Fiat Ducato. It features a flexible layout with a rear lounge and front dinette, accommodating between two and four berths. With a 3500kg MTPLM and a 420kg payload, it includes a full wet room and a kitchen equipped with a three-burner hob and oven.

    • High top campervan based on the long-wheelbase Fiat Ducato chassis.
    • Versatile sleeping arrangements accommodating between two and four people.
    • Internal facilities include a wet room with cassette toilet and a kitchen with oven and grill.
    • Climate control provided by a Truma Combi heater and Whale underfloor water heating.
    • Living space features swivelling cab seats and a rear lounge layout.

    Worth knowing: The 6.36m length may exceed the dimensions of standard UK parking bays. A 420kg payload requires careful management when travelling with four occupants. External storage for large items like sports equipment is limited.

    Buying an Auto-Sleepers Fiat Active KB 635

    Who it suits

    • • Couples who desire a spacious high top campervan with a dedicated wet room.
    • • Small families requiring up to four berths in a van conversion format.
    • • Drivers comfortable with a 6.36m vehicle length for touring.

    Reasons to consider it

    • • The high-roof profile provides generous internal headroom for taller occupants.
    • • The long-wheelbase chassis offers enhanced stability during transit.
    • • Auto-Sleepers is noted for build quality and maintaining resale value.

    What to check

    • • Verify the operation of the Whale underfloor gas and electric water heating system.
    • • Inspect the flush-fit cabinet work and upholstery for signs of wear.
    • • Test the transition of the rear lounge into the sleeping configuration.

    Worth knowing: Confirm the specific year of production as specifications can vary by model year. Check the exact weight of any fitted optional equipment against the 420kg payload.

    Compare the Auto-Sleepers Fiat Active KB 635 with similar models

    ModelBerthsMaximum weightLengthTypical price
    Auto-Sleepers Fiat Active KB 63543500 kg6.36 m£52,000 to £78,000
    Auto-Sleepers Broadway Ek Tb Lp43500 kg6.35 m£55,000 to £85,000
    Auto-Sleepers Broadway Fb43500 kg6.30 m£45,000 to £85,000

    The Auto-Sleepers Fiat Active KB 635 occupies a specific niche as a long-wheelbase high top campervan, balancing a 6.36m length with a 3500kg MTPLM. While alternatives like the Benimar Benivan 161 P offer identical dimensions and weight limits, the Auto-Sleepers distinguishes itself through its specific interior layout featuring a rear lounge and front dinette. The choice between these models often rests on a preference for the Auto-Sleepers cabinet craftsmanship versus the different interior configurations found in coachbuilt alternatives like the Broadway range.

    Worth knowing: Specifications and prices can vary by model year, trim and optional equipment.

    Ownership and Maintenance Tips

    • Utilise the swivelling captain-style cab seats to maximise the front dinette area.
    • Regularly service the Truma Combi heater to ensure year-round climate control.
    • Monitor the 6.36m length when navigating tight coastal roads or urban environments.

    Common mistakes to avoid

    • • Overloading the 420kg payload when travelling with four adults and full water tanks.
    • • Miscalculating clearance heights in restricted areas due to the high top design.

    Worth knowing: The 3500kg MTPLM is a strict limit; exceeding this can have legal and insurance implications.

    Alternatives to the Auto-Sleepers Fiat Active KB 635

    Data and source notes

    • This page uses the maintained RoamWorthy record for the Auto-Sleepers Fiat Active KB 635.
    • 6 model images are recorded for this page and served from RoamWorthy-hosted media.
    • 3 recorded source groups are available in the source section below.

    Specifications can differ by production year, trim and optional equipment.

    Dealer listings are used as current marketplace evidence, not as a substitute for the exact vehicle documentation.

    Worth knowing: Confirm weights, dimensions and fitted equipment for the exact vehicle before purchase or towing.

    Sources and review status for the Auto-Sleepers Fiat Active KB 635

    This page is supported by 3 recorded source groups.

    3 recorded source groupsReviewed 2 August 2026

    Specifications can vary by model year, trim and optional equipment.

    Read how RoamWorthy verifies model information →