What Size Winch Do I Need? A Practical 4x4 Winch Buying Guide

A 4x4 winch is designed to pull your vehicle out of difficult terrain when traction alone won't, and it's the backbone of self recovery on off-road adventures. If you travel solo, tackle muddy or steep tracks, or head somewhere a second vehicle can't easily reach you, a winch is worth having. Most people who own one call it an insurance policy: you hope you don't need it, but when you do, nothing else will do the job.

As for size, go for a winch rated to at least 1.5 times your vehicle's loaded weight, and closer to 2 times if you can. Hulk's own manuals put the ideal at twice the vehicle's weight. For most utes and wagons that means a 9,500lb winch at the minimum. A loaded touring rig is better off with a 12,500lb.

The rest of this guide covers the questions people actually argue about before buying:

• Is a winch worth it?
• What size do you need?
• Is a premium winch worth the extra money?
• How do you stop it failing when you finally need it?
• Synthetic rope or steel cable?
• Fixed or portable mount?

We finish with the battery and wiring basics, then a rundown of the Hulk range.

Is a winch worth it?

It depends on how and where you drive. A winch is the one piece of recovery gear that works with nobody else around. That's the whole case for it.

A snatch strap or kinetic rope needs a second vehicle to pull you out. Recovery tracks only help if your wheels can still find grip. A winch just needs a solid anchor point, like a tree, a rock, or another vehicle. It pulls slowly and under control, which counts on a steep climb or a ledge, where a kinetic snatch could make things worse.

Electric, hydraulic or hand winch? Most winches on 4WDs are electric, running off the vehicle's 12V battery. Hydraulic winches are driven by the vehicle's hydraulic system, such as the power steering pump. They're far less common on recreational 4WDs. A hand winch needs no power at all, but shifting a bogged 2.5-tonne ute with one is slow, hard work. For most people, an electric winch is the practical winching solution.

A winch isn't only for getting yourself unstuck, either. It can drag a fallen tree or heavy debris off the track, or pull another vehicle out when it's their turn.

A winch is probably worth it if you:

• often travel alone or as the lead vehicle
• drive muddy, rutted or steep tracks, especially in the wet
• head remote, where help could be hours away

You might not need one yet if you mostly stick to graded tracks and sand, always travel in convoy, and already carry tracks and a kinetic rope. Many people start there and add a winch once their trips get harder.

Before you buy, budget for the rest of your recovery equipment, not just the winch. You'll need a winch-rated bull bar or mounting plate, a healthy battery, and a winch recovery kit to use it safely.

What size winch do I need?

Work from what your 4WD weighs fully loaded for a trip, not what it weighed on the showroom floor. The easy number to use is your Gross Vehicle Mass (GVM). It's on the compliance plate and in the owner's manual.

Then multiply it:

• × 1.5 gives the minimum winch rating
• × 2 gives the ideal

Why so much more than the vehicle weighs? Mud suction, sand, and pulling uphill can all make your vehicle far harder to shift than its weight on flat ground suggests.

Winch size calculator

Say you've got a dual-cab ute loaded to 3,300kg. You need at least 4,950kg (10,913lb) of pull. A 9,500lb winch is short on a single line, so the Genesis 12,500lb is the better fit.

The catch: your winch pulls less than the box says

A winch's capacity, the maximum pulling force printed on the box, only applies to the first layer of rope on the winch drum. Every layer on top makes the drum effectively bigger and the pull weaker. Hulk's 9,500lb and 12,500lb manual puts it bluntly: if your anchor is only 5m away, you'll be pulling from the third layer.

Here's how much that costs, from the per-layer tables in Hulk's ATV/UTV winch manuals:

By the third layer, each winch has lost 29–36% of its rated pull. Hulk doesn't publish layer tables for its bigger Genesis winches, but they work the same way. That's why the 1.5× rule exists.

If you're between sizes, you've got two fixes. Buy the bigger winch, or carry a snatch block. Running the rope through a block and back to your vehicle roughly halves the load on the winch. The manuals recommend this double-line setup "whenever practical".

Budget or premium: what does the extra money buy?

This is the question that starts the most arguments. Here's the honest answer: two winches with the same rating can pull the same load on day one. The difference shows up in year three, after a few river crossings and a lot of time sitting idle on the bar.

What the extra money buys is quality, durability and long-term reliability, not more pulling force on day one. Here's where it goes:

From the 12,500lb Genesis product page and Hulk's 2024 winch flyer.

When you compare any two winches, go down that list rather than the price tag. A cheap winch that seizes the first time you need it is the most expensive one you can buy.

Hulk's range covers both ends. There are steel-cable 9,500lb winches if you're after a solid, simple setup, and the Genesis synthetic-rope winches if you want the full spec list above.

Will it work when you need it? Waterproofing and seizing

The biggest worry for winch owners isn't pulling power. It's pressing the remote after months of sitting idle and hearing nothing. Winches mostly fail from water getting in and from not being used.

What IP68 actually means. The "6" means the unit is dust-tight. The "8" means it's sealed against continuous immersion beyond 1m, under conditions the manufacturer specifies. Both Genesis 4WD winches are IP68 rated. That's a big help on water crossings, but it's not a reason to skip maintenance.

How to stop your winch seizing. Steps 1 to 4 come straight from Hulk's 9,500lb and 12,500lb manual:

1. Once a month, free-spool some rope out and power it back in, even if you haven't been off-road.
2. After bog holes, water crossings or pressure washing, free-spool and power in a couple of times, then respool the rope under tension.
3. Before a big trip, run it in and out and listen for any unusual noises.
4. Look after the rope. Wash muddy rope in mild soapy water, dry it out of direct sun, and replace it if it's damaged.
5. Keep the electrics clean. Check the battery terminals and cable lugs for corrosion, and keep every connection tight and insulated.

Ten minutes a month is all it takes to maintain a winch that turns over first time.

Synthetic rope or steel cable?

For most recreational 4WDers, synthetic rope is the better pick. Steel still makes sense if you want something cheaper and tougher against abrasion.

A few things the spec sheets don't always tell you:

• Synthetic rope hates the sun. It's lighter and safer than wire rope, but long UV exposure weakens it. Hulk's manual says to avoid prolonged direct sunlight, so keep a cover on it between trips.
• It doesn't like heat, either. Synthetic rope can melt or glaze if it rubs against a hot exhaust or an overheated drum. Steel shrugs that off.
• Spool it under tension. Loosely wound synthetic rope can slip down between the layers on the drum under load. Before first use, Hulk's manual says to free-spool until 3 wraps remain, then power it back in under load.
• Wire rope wins on abrasion. Steel cable is more abrasion resistant, so it suits rocky, rugged terrain where the line drags over sharp edges.

Whichever you choose, always use a winch damper over the line, and keep at least 5 wraps on the drum. Both Genesis 4WD winches come with synthetic rope (10mm on the 9,500lb, 11mm on the 12,500lb). Replacement rope and cable are in winch rope and cable.

Want the full comparison? Read our steel vs synthetic winch rope guide [link to the live article].

Fixed mount or portable winch?

Most 4WDs run a winch fixed to the front, either in a winch-rated bull bar or on a mounting plate behind the bumper. It's always there and always wired up, and it's ready the moment you're stuck.

A portable setup puts the winch on a cradle that slides into a hitch receiver. You can mount it at the front or the rear, or move it between vehicles and trailers.

Whichever way you go, the winch has to be securely mounted, on a mount rated for the load. Hulk's manuals call for a flat mounting surface and a bull bar or mount that's rated for a winch. The smaller ATV/UTV winches need a mounting surface at least 6mm thick.

If you need utility winches for trailers, boats or farm work, Hulk's ATV/UTV winches from 2,000 to 6,000lb are compact and simple to mount.

Power: amp draw, battery and wiring

A winch is one of the hungriest things you'll ever connect to a 12V system. The harder it pulls, the more current it draws, and the slower the rope comes in.

How many amps does a winch draw?

These are first-layer figures from Hulk's ATV/UTV winch manuals:

Hulk doesn't publish amp tables for the 9,500lb and 12,500lb Genesis winches. They run a 7.2hp motor and a 500A contactor, so expect more than the 6,000lb's 320A at full load. A double-line pull through a snatch block cuts the draw, because the winch is doing half the work.

What battery do you need?

For the 9,500lb and 12,500lb Genesis winches, Hulk's manual sets a minimum 650 CCA starting battery. Keep the engine running while you winch, so the alternator holds the voltage up.

• Keep the battery healthy and fully charged. A smart battery charger between trips helps.
• Run the main leads straight to the battery, and earth the control box straight to the motor.
• Fit the supplied isolator (cut-off switch) so the winch can't be powered when it's not in use.
• Don't use thinner or longer cables. If you have to extend, go up a wire size to stop voltage drop.

Can you run a winch off a lithium or second battery? Hulk's manuals only cover the vehicle's starting battery. If you want to wire to an auxiliary lithium battery, first check that its continuous and peak discharge ratings exceed your winch's full-load draw. A 25A or 40A DC-DC charger only recharges that battery. It can't supply winch current.

How long can you winch for?

The Genesis 9,500lb and 12,500lb winches have a 50% duty cycle: pull for up to 30 seconds, then rest for at least 30. The smaller ATV/UTV winches are for intermittent use, with no more than one minute at or near rated load. A deep bog, a long anchor run or a flat battery all shorten that. Those rest breaks matter because heat build-up is the real limit on any electric winch: the motor needs time to dissipate heat. Rigging a snatch block cuts the winching effort and keeps it cooler. If the motor gets very hot, stop and let it cool.

Which Hulk winch suits you?

Compare them all in our 4x4 winches range. Then sort out the gear you'll use with your winch: see what's in a winch recovery kit.

FAQs about choosing a 4x4 winch

Is a winch worth buying?

If you travel solo or drive muddy, steep or remote tracks, yes. A winch is the only recovery gear that works without a second vehicle.

Is a 10,000lb winch enough?

A 10,000lb (4,536kg) winch covers the 1.5× rule for a vehicle up to about 3,000kg loaded. Heavier touring builds should step up to 12,500lb or use a snatch block.

Is an IP68 winch fully waterproof?

IP68 means dust-tight and sealed against continuous immersion beyond 1m, under the maker's test conditions. You still need to free-spool and power it in after water crossings.

Synthetic rope or steel cable?

Synthetic for most people. It's lighter, doesn't kink, and recoils less if it breaks. Steel copes better with abrasion and heat.

What size battery do I need for a 12,000lb winch?

Hulk sets a minimum 650 CCA starting battery for its 12,500lb Genesis winch. Run the engine while you winch.

How many amps does a 12V winch draw?

On Hulk's 2,000–6,000lb winches, it's from 8–30A with no load up to 120–320A at full load. Bigger 4WD winches draw more.