Lexus LX 450
80 series 1FZ-FE, 1996–97
Factory gearing, tires, angles and brakes for the LX 450, and what the usual upgrades do to it. Every number is from the maker's own figures unless the calculators say otherwise. A few figures here are still waiting on a factory document; the calculators mark them.
Tire upgrades, worked out
LX 450, 16 x 8.0 in alloy wheels, 4.1s, from P275/70R16| Tire | Height | Under the diffs | Speedo at 65 | RPM at 65 | Gears for daily | Open |
|---|---|---|---|---|---|---|
| 265/75R16 | 31.6 in | +0.2 in | 64 mph | 2,131 | Keep 4.1s | Open → |
| 285/75R16 | 32.8 in | +0.8 in | 62 mph | 2,055 | 4.3 | Open → |
| 33x10.50R16 | 33.0 in | +0.9 in | 61 mph | 2,044 | 4.3 | Open → |
| 255/85R16 | 33.1 in | +1.0 in | 61 mph | 2,040 | 4.3 | Open → |
| 315/75R16 | 34.6 in | +1.7 in | 59 mph | 1,949 | 4.56 | Open → |
| 35x12.50R16 | 35.0 in | +1.9 in | 58 mph | 1,927 | 4.56 | Open → |
Stock turns 2,165 rpm at 65 in top gear. Flotation sizes are nominal; most measure a little short mounted.
Size
- Wheelbase
- 112.2 in
- Front overhang
- 33.4 in
- Rear overhang
- 44.2 in
- Height
- 73 in
- Body
- SUV
- Stock tires
- P275/70R16
Transmissions and low range
- 4-speed automatic (A343F, ECT)
- 2.804 · 1.53 · 1 · 0.753
- Low range, hf2a
- 2.488:1
Axles
- Front
- optional locker (factory option DL, with rear)
- Rear
- limited-slip standard; optional locker (option DL)
- 4.1 ratio
- All trims
Every calculator, set up for the LX 450
Source: forum.ih8mud.com.
Use at your own risk. These calculators are here to help you plan and to inform your decisions, not to sign off on a build. Many numbers are estimates worked out from factory figures, and some factory figures are not yet confirmed. Check every number against your own truck, its manuals and a qualified shop before you buy parts, cut, weld, lift, regear or drive on it. Long Range Desert Tools is not liable for anything you do based on these calculators or their results. The full terms are in our policies.