Arvon one-of-one Helderburg D110 in Coastal Metallic blue with brown soft top and red billet winch, three-quarter front angle. Arvon one-of-one Helderburg D110 in Coastal Metallic blue with brown soft top and red billet winch, three-quarter front angle. Arvon one-of-one Helderburg D110 in Coastal Metallic blue with brown soft top and red billet winch, three-quarter front angle.

Available

Arvon

Land Rover Defender D110

$374,400

Investment

The Arvon Story

Arvon is a one-of-one Helderburg D110 soft-top Defender built as a love letter to the Hamptons, classic Porsches, and open-air coastal drives, crafted over 3,000 hours as a truly personal commission. It blends performance-tuned turbo diesel power, bespoke luxury, and beach-ready practicality into a single, deeply considered design.​

The Hamptons Story

Arvon began with a husband’s idea to secretly gift his wife a Helderburg to celebrate their new home in the Hamptons, but quickly evolved into a true collaboration once she joined the design process. Together with Paul, they talked about old Porsche 356s, windswept blue water, favorite vacations, and how the truck would actually be used—from sandy beach runs to evenings in town. The result is a Defender whose persona mirrors its owners: refined yet playful, equally at home in beach attire or heading into the city.​

One-of-one Exterior Design

Arvon’s most striking feature is its custom-mixed metallic blue, inspired by early Porsche 356 paintwork and tuned with a finer metallic for a subtle pearlescent effect. In full sun the color glows with depth, while on cloudy days it softens and reflects the sky, and at sunset it warms into the metallic flake for a distinctly coastal character. The soft-top 5-door 110 body is visually “anchored” by a custom Helderburg high-approach bumper and a handcrafted billet winch in a bold red accent, adding stance, vertical mass, and purposeful presence that a standard black bumper could never match.​

Performance and Drivetrain

Under the Puma bonnet sits a performance-tuned turbo diesel, retaining the original numbers-matching drivetrain but rebuilt from the crankshaft up for modern drivability and longevity. The engine delivers strong torque for sand and snow, effortless highway speeds, and fuel economy in the high-20s to low-30s miles per gallon—far more efficient and relaxed than a hot-running gasoline V8 swap. Full-time 4-wheel drive, robust low-range gearing, and that torque-rich delivery make Arvon ideal for beach approaches, winter ski trips, and long weekends between the Hamptons and the Catskills.​​

Details, Lighting, and Hardware

The front end carries Helderburg’s signature grille bump-out to house a larger intercooler and create depth between the headlights, pairing perfectly with the muscular Puma hood and hand-cut bonnet louvers that nod to classic Bentleys, Aston Martins, and Bugattis. Billet headlight surrounds, Helderburg statement headlights, and carefully integrated billet accents throughout the exterior underscore the craftsmanship and elevate Arvon from restored Defender to modern coachbuilt vehicle. At the rear, a soft-top–specific tire carrier, integrated backup camera in the license plate light, and a rear bumper with a 2-inch receiver and trailer wiring prepare Arvon to tow jet skis or a compact camper without compromising aesthetics.​

Interior: Coastal Luxury You Can Use

Inside, Arvon’s cabin is a study in tactile, beach-ready luxury: a medium soft brown leather paired with winter white that recalls warm sand against weathered leather, all chosen to harmonize with the soft top’s tone. The leather is a special high-wax hide designed to resist water and UV, so unexpected showers or top-off days at the shore are part of the plan, not a risk. A subtly revised two-tone dash, new door card patterning with diamond stitching, and four inward-facing rear bench seats create a social, nostalgic layout where friends inevitably ask to ride in the back with the wind rolling through the open sides.​

Audio, Comfort, and Everyday Joy

Arvon is equipped with a high-fidelity audio system built around Focal speakers (including custom under-dash units and beryllium Utopia tweeters), McIntosh-style Italian-made amplification, and an Alpine head unit, all wired with fully soldered connections for reliability and clarity. Hidden subwoofer integration in the second-row console turns the cabin into an open-air listening room, powerful enough to be heard clearly with the top rolled up or removed. Whether cruising through town with just a Bimini top over the front seats or loaded with friends for a sunset beach run, Arvon is designed to be driven often, shared generously, and remembered long after the sand is washed off.

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“What is a Helderburg... The difference lives in the engineering.”

“My kids love it, and I'm driving it much more than I imagined I would. Taking it to see clients now.”

The Rocco Family · Nashville

The Three Approaches

A classic Defender can be approached three ways. Only one is a Helderburg.

The right vehicle is not just a matter of finish or feature. It is a matter of what was kept, what was replaced, and whether the result is still authentic. Once the distinction is clear, the choice tends to make itself.

i.

Restoration

Drives like an old Defender.

A faithful return to original specification. Original parts, original behavior, original limitations. It steers like an old Defender, brakes like an old Defender, rides like an old Defender. The Sunday vehicle, in the literal sense.

  • Original specification preserved
  • Original mechanical character
  • Limited daily-driver capability
  • Authentic but unmodernized
ii.

Restomod

Looks like a Defender. Isn't one.

A new body sourced overseas, fitted to a galvanized chassis of unknown origin, powered by a crate motor. The vehicle is no longer numbers-matching, no longer authentic, no longer a single engineered piece. A kit car assembled from parts that were never designed to work together.

  • Replacement body, not original
  • Crate motor swap, no longer numbers-matching
  • Mixed-origin assembly
  • Long-term value uncertain

Watch, the truth about V8 swaps →

iii.

Helderburg

A re-engineering.

The original chassis. The original engine block. Numbers match. Everything else, every system the vehicle relies on, has been redesigned in-house and built only for Helderburg. What the original Land Rover engineers would have built if they had today's tools and time.

  • Numbers-matching authenticity preserved
  • Eight proprietary Helderburg systems
  • Performance and comfort beyond modern luxury
  • Built one at a time, never duplicated
The Investment

A Helderburg, by the figures.

Each Helderburg meets the same standard. What varies is how a buyer enters the build. Some commissions are available now, some are approaching completion with personalization still open, and some begin from a private conversation.

Commission Range

$274K to $480K+

Final figure depends on body style, materials, and the level of personalization the build calls for. Available commissions are priced individually.
Time to Drive

2 Weeks to 16 months

Helderburgs ready for delivery require two to three weeks for transport coordination and white-glove handover. Builds approaching completion are weeks or months from delivery. Full bespoke commissions are 12 to 16 months from concept to delivery.
Long-Term

Numbers match

Numbers-matching classic Defenders are no longer manufactured. Original left-hand drive sources are diminishing each year. Each Helderburg is built on a vehicle that cannot be replaced.

Ask Paul

A direct line to Paul. Ask anything. About Arvon, a Helderburg currently in build, or about your own commission.

Call or Text: +1 518.788.4724
Email: paul@helderburg.com
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