105 Series LandCruiser: Guide, Specs, vs 100 Series

The 105 Series Land Cruiser is the utilitarian outlier Toyota never officially marketed—a rugged workhorse that shares the 100 Series body but rides on 80 Series suspension underneath. This middle-child confusion is exactly what this guide is for. Here’s everything you need to know about the 105 Land Cruiser: its engines, how it differs from the 100 Series, common problems to watch for, and whether it’s the right tool for what you need it to do.

Production Start: 1998 · Engine Type: 1FZ-FE inline-6 petrol · Fuel: Petrol · Key Comparison: Vs 100 Series · Reputation: Reliable off-roader

What year is the 105 Land Cruiser?

The 105 Series Land Cruiser arrived around 1998, occupying the same production window as the 100 Series (1998–2007). Toyota built both variants at the same Australian plant during that period, though they served different buyer priorities.

The 100 Series debuted in 1998 with a 230-hp 4.7L V8 and full-time 4WD, representing a major step forward in comfort and on-road performance. The 100 Series facelifts in 2000 and 2003 refined the interior, headlights, and grille, while a 2006 refresh pushed the V8 output to 275 hp. By 2007, the 200 Series replaced the 100 Series entirely.

The 105 Series, meanwhile, kept things closer to the 80 Series formula. It sold in African, Australian, Russian, and South American markets, carrying 80-series chassis and powertrain elements under a 100 Series body shell. Both share the same body panels and frame mounting points, which is why they look so similar from the outside.

Toyota never officially designated these as distinct “generations,” which is why finding clear production dates can be frustrating. The practical answer: look for 1998–2007 build years, with the bulk of 105 Series examples appearing in markets outside North America.

Production timeline

• 1998: 100 Series introduced with 4.7L V8; 105 Series appears alongside it
• 2000: 100 Series first facelift updates headlights, grille, and dashboard
• 2003: 100 Series second facelift adds 4.2L diesel option; V8 gains 5 hp
• 2006: 100 Series V8 output reaches 275 hp
• 2007: 100 and 105 Series production ends; 200 Series takes over

Model variants

The 105 Series came primarily in GX trim—utilitarian, cloth seats, plastic dash, five-seater configuration. The VX luxury variant with leather, wood trim, and seven-seater jump seats was a 100 Series exclusive.

Some Australian GX-R models included an immobiliser and electric windows, making them slightly better equipped than bare-bones work trucks. But compared to the 100 Series VX, the 105 Series GX was deliberately spartan.

What’s the difference between a 100 series and a 105 series?

The suspension architecture is where these two diverge most sharply. The 100 Series uses Independent Front Suspension (IFS) with torsion bars up front and a solid rear axle with coil springs. The 105 Series, by contrast, runs a Solid Front Axle (SFA) front and rear with coil springs—exactly like the 80 Series.

That SFA setup gives the 105 Series superior off-road articulation. When one front wheel drops into a ditch, the solid axle keeps both wheels planted longer. The 100 Series IFS is more civilized on pavement but sacrifices that mechanical compliance when the terrain gets serious.

Engines differ too. The 100 Series offered a 4.7L V8 (235 hp, 420 Nm) and a 1HD-FTE 4.2L turbo diesel with automatic transmission. The 105 Series engine lineup was simpler: primarily a 1HZ 4.2L naturally aspirated diesel that’s described as super reliable but donkey slow, or the 1FZ-FE 4.5L inline-6 petrol from the content plan. Both 105 engines lacked the refinement and output of their 100 Series counterparts.

Interior equipment followed the same pattern. The 100 Series VX brought leather seats, wood trim, and a 7-seater layout including jump seats. The 105 Series GX kept things plastic and utilitarian—5 seats, manual locks, simpler climate control.

One thing they share: the same body shell and frame mounting points. That means body panels, door seals, and structural components often interchange between the two.

The comparison reveals two philosophies: the 100 Series pushed upmarket with refinement, while the 105 Series kept things brutally simple for buyers who valued capability over comfort.

Design and features

The 100 Series represented Toyota’s push upmarket. Air suspension appeared in later models, allowing ride height adjustment. The 2000 facelift updated the dashboard and center console, bringing the interior closer to modern expectations.

The 105 Series skipped most of that. No air suspension, no leather, no wood. The heater core and ABS modules still required dashboard removal for repairs—an expensive undertaking regardless of which variant you own. But the 105 Series GX-R’s basic features included immobiliser and electric windows, matching some 100 conveniences while staying stripped of luxury trappings.

Off-road vs on-road focus

If you’re building a sand dune sledgehammer or a recovery vehicle, the 105 Series SFA is the obvious starting point. The solid front axle handles lifts and oversized tires better than the IFS, which requires a front diff drop when raising the chassis to prevent CV joint failure.

Control arm and panhard rod mounts on the 105 Series can crack under heavy off-road use, and the front axle seal leaks at swivel hubs if breathers aren’t maintained. But these are known, fixable problems—unlike the 100 Series IFS, which can crack control arms at the torsion bar mount without warning.

What engine does a 105 Land Cruiser have?

The 105 Series Land Cruiser is petrol-powered by a 1FZ-FE 4.5L inline-6 engine. That’s a naturally aspirated six, not a turbo, not a V8. It prioritizes simplicity and durability over outright power.

In some markets, notably Africa and Australia, the 105 Series also sold with the 1HZ 4.2L naturally aspirated diesel. That engine is described as super reliable but slow—the injector pumps need replacement around 250,000 km, but well-maintained examples easily exceed 500,000 km.

The 1FZ-FE petrol engine carries its own reliability reputation. Valve stem seals and oil consumption can develop with age, and head gaskets become an issue if coolant maintenance slips. These are not exotic failures—they’re the expected wear points on high-mileage examples.

Automatic transmissions paired with these engines are generally reliable if serviced. The R151 manual transmission can struggle with the 1HZ diesel, turbo kits, or heavy towing loads. The H151 manual is more robust for those demanding applications.

1FZ-FE details

• 4.5L displacement
• Inline-6 configuration
• Naturally aspirated (no turbo)
• Petrol fuel only
• Shared parts availability with other Toyota inline-6 platforms

Performance specs

Precise horsepower and torque figures for the 1FZ-FE vary by market and tune, but the engine is not a powerhouse compared to the 100 Series V8. Its strength lies in mechanical simplicity—fewer electronics, no complex turbo plumbing, and a design proven across decades of Toyota service.

The 100 Series 2UZ-FE V8, by contrast, delivers 235 hp and 420 Nm, with documented examples exceeding a million miles. The 105 Series petrol engine won’t match those numbers, but it also won’t leave you stranded when the turbo actuator fails or the diesel injector pump gives up.

Did the 105 series come with a V8?

No. The 105 Series never received a V8 option. That was a 100 Series luxury—and a deliberate one. The V8 represented Toyota’s move toward premium positioning in the large SUV segment. The 105 Series was positioned as a utilitarian alternative for markets and buyers who valued capability over refinement.

The 100 Series V8 (the 2UZ-FE or 3UZ-FE depending on market) produced 235 hp in its original tune, climbing to 275 hp by the 2006 refresh. It paired exclusively with automatic transmission. The 105 Series skipped this entirely, sticking with the 1FZ-FE inline-6 or the 1HZ diesel.

This is a key differentiator for buyers considering a 105 Series project build. If you want the V8’s highway performance and refinement, you’re looking at a 100 Series. The 105 Series gives you the solid axle, the simpler drivetrain, and the parts compatibility with 80 Series components—but no V8 option existed, now or ever.

Engine options overview

The engine lineup split reflects Toyota’s strategy of offering distinct drivetrains for distinct markets and buyer priorities.

Are 1FZ engines reliable?

The 1FZ-FE has a strong reliability reputation, though it’s not bulletproof. Like any engine that has covered serious miles, it has a handful of predictable failure points that informed buyers watch for.

Oil consumption is the most commonly reported issue on high-mileage 1FZ-FE examples. Valve stem seals harden over time, allowing oil to pass into the combustion chambers. The fix is straightforward but requires cylinder head work. Head gasket failure can occur if coolant maintenance has been neglected—the usual story with aging Toyota engines.

The 1HZ diesel, where it appears in 105 Series trucks, is renowned for durability. Well-maintained examples routinely exceed 500,000 km, and injector pumps typically need attention around 250,000 km. For work truck and off-road applications, that kind of longevity is exactly what buyers expect from a Land Cruiser.

Differentials across both variants are prone to bearing wear if not serviced regularly. The R151 transmission struggles with heavy loads, while the H151 handles them better. Automatic transmissions are reliable when maintained but expensive to rebuild.

Reliability factors

• 1FZ-FE: valve stem seal wear, oil consumption, head gasket risk if cooling neglected
• 1HZ diesel: legendary durability, injector service at 250,000 km, can exceed 500,000 km
• Transmissions: reliable if serviced; R151 weak under heavy loads, H151 more robust
• Differentials: bearing wear if fluid changes skipped

Common issues

Both 100 and 105 Series share rust vulnerabilities around the windscreen top and roof gutters—worse after windscreen replacement or improper roof rack installation. Water ingress through these areas can damage interior electronics and accelerate corrosion in the frame rails.

The heater core and ABS module failures are shared headaches across both variants. Both require dashboard removal for access, making these expensive repairs whether you’re dealing with a 100 or 105.

100 Series IFS-specific issues include cracking control arms at the torsion bar mount—strengthening kits are the recommended fix. 105 Series SFA-specific issues include front axle seal leaks at swivel hubs (check those breathers) and control arm or panhard rod mount cracking from hard off-road use.

Pros and Cons

“The 1HZ (super reliable but donkey slow) 4.2 liter normally aspirated diesel engine.”

— MODIFIND, Automotive Blog

“Well-maintained examples can easily exceed 500,000 km.”

— ReDriven, Used Car Review Site

Related reading: Kia Sportage Specs Reliability

The rugged 105 Series paved the way for successors like the 2024 LandCruiser 250 VX guide, which refreshes the platform with potent diesel VX options amid two-year delivery waits.

Frequently Asked Questions