Hosmer Grove and Kīpahulu, both at Haleakalā, both reserved ahead; our build of the federal recreation database
Fabrication for lava rock and sea air
Two surfaces do the damage. ʻAʻā lava is sharp enough to cut anything hanging below the frame, and it is what much of Hawaiʻi Island’s unpaved access is made of. Salt spray is the other, and it works on welds and fasteners from the day the vehicle lands.
Ask for protection that drains and for coatings chosen for a marine climate. A skid plate that traps damp sand against a floor pan is worse than none. Keep additions inside the width that fits a single-lane road with a rock wall on one side.
When a catalog part does not exist for your vehicle, does not fit with what you already have, or is not strong enough for what you do, a fabricator builds it. Steel or aluminum, welded, finished, and mounted so the load goes into structure rather than sheet metal.
They also fix what breaks: cracked mounts, bent sliders, torn brackets and the frame damage that ends trips.
Common work
01Bumpers with winch mounts and rated recovery points
02Rock sliders and skid plates
03Roof racks, bed racks and ladders
04Swing-outs for tires, fuel and water
05Mounts for tanks, compressors and batteries
06Frame and bracket repair
How to choose a fabricator
Metalwork is easy to judge if you know where to look.
01Look at the welds, then at how the part mounts. Recovery points and sliders should tie into the frame.
02Ask whether they design in CAD or build to the vehicle, and whether you get drawings.
03Ask about material and finish. Raw, painted and powder coated parts age very differently.
04Ask if they have built for your platform before. Templates and fixtures save you money.
05Ask how a front bumper affects airbag sensors and crush zones. A shop that has done it properly will have an answer.
What to have ready before you ask for a quote
Photographs do most of the talking.
01Clear photos of the vehicle and the area the part mounts to
02What is already mounted there: winch model, lights, tire size
03What the part has to carry, and how much it weighs
04Steel or aluminum, and the finish you want
05A budget range and your timing
Questions people ask
Custom or off the shelf?
If a well-made part exists for your vehicle, it is usually cheaper and faster than custom, and a good fabricator will tell you so. Custom earns its cost when nothing fits, when parts from different makers have to work together, or when you need it stronger or lighter than the catalog offers.
Steel or aluminum?
Steel is stronger for the money, easier to repair in the field and heavier. Aluminum saves real weight on racks, skid plates and boxes, but costs more and needs a welder who works with it regularly. Many builds use both: steel where it hits rocks, aluminum where it just carries things.
Can a fabricator repair a cracked frame or mount?
Often, yes. Send clear photos with your request. A good shop will tell you whether it can be repaired properly or needs replacing.
How high is Hawaii?
From Kaunakakai at 12 feet to Puʻu Wēkiu, Mauna Kea at 13,796.
Altitude decides what your engine, your brakes and your lungs have to work with, and how late in the year the passes open.
02,0004,0006,0008,00010,00012,00014,000
Feet above sea level
Towns
VolcanoAt the Hawaiʻi Volcanoes entrance, where the park sells no fuel3,743 ft
WaimeaUpcountry Hawaiʻi Island, between the Kohala coast and Saddle Road2,666 ft
Lānaʻi CityLānaʻi’s only town, at 1,635 feet in the middle of the island1,635 ft
PukalaniLast fuel on the way up to the Haleakalā summit1,427 ft
HonokaʻaTop of Route 240 and the last town before the Waipiʻo lookout1,084 ft
NāʻālehuKaʻū district services on the belt road near the Kahuku Unit659 ft
PāhoaLower Puna, where the 2018 flows rewrote the road map649 ft
PāʻiaLast fuel before Hāna on the north shore road254 ft
LīhuʻeKauaʻi’s harbour and airport, and the island’s service centre207 ft
KapaʻaEast Kauaʻi services on the way to the end of the north shore road130 ft
HānaEast Maui services, 12 miles short of the Kīpahulu district129 ft
Kailua-KonaDry-side services and the long way round to the volcano54 ft
KahuluiMaui’s harbour and airport, where a shipped vehicle lands34 ft
WaimeaThe turn for the canyon road and the west-side approach to Polihale30 ft
HiloThe wet-side port and the fullest services on Hawaiʻi Island19 ft
KaunakakaiMolokaʻi’s one town, and the county campgrounds west of it12 ft
Passes, high roads and summits
Puʻu Wēkiu, Mauna KeaThe state high point, published by USGS. Our own reading of the elevation surface at its map point gives 13,79713,796 ft
Mauna LoaThe largest active volcano on the planet, covering half of Hawaiʻi Island. Our own reading at its map point gives 13,67413,679 ft
Haleakalā summitThe Park Service figure for the summit of the Maui volcano, reached by 11 miles of paved road above the entrance station10,023 ft
Haleakalā summitHaleakalā Crater Road to the summit10,023 ft
Maunakea Visitor Information StationMaunakea Access Road and the summit road9,200 ft
HualālaiOur own reading of the elevation surface at its map point, above Kailua-Kona8,269 ft
Puʻu LāʻauPuʻu Lāʻau Road7,000 ft
Mauna Loa LookoutThe end of the narrow one-lane Mauna Loa Road inside Hawaiʻi Volcanoes, and the highest point a road reaches in the park6,662 ft
Mauna Loa LookoutMauna Loa Road6,662 ft
Polipoli SpringPolipoli Spring State Recreation Area road6,200 ft
Puʻu KukuiOur own reading of the elevation surface at its map point, the West Maui high point5,788 ft
KawaikiniOur own reading of the elevation surface at its map point, the Kauaʻi high point5,212 ft
WaiʻaleʻaleOur own reading of the elevation surface at its map point, on the Kauaʻi summit plateau5,123 ft
KamakouOur own reading of the elevation surface at its map point, the Molokaʻi high point4,984 ft
KaʻalaOur own reading of the elevation surface at its map point, the Oʻahu high point4,038 ft
Kalalau LookoutKōkeʻe Road and the canyon rim, Kauaʻi4,000 ft
LānaʻihaleOur own reading of the elevation surface at its map point, the Lānaʻi high point3,379 ft
Pass, road and summit elevations are the figures published by the agency that manages them. Town elevations are the town’s or county’s own
figure where it publishes an exact one; the rest are from the U.S. Geological Survey (3D Elevation Program at the place’s official coordinates),
retrieved September 18, 2026. Every source is listed at the foot of the page.
Free build quotes
Looking for fabricators in Hawaii? Tell us about the project and get free quotes.
