Ineos Quartermaster
Double cab, 2024+

Factory gearing, tires, angles and brakes for the Quartermaster, 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.

Use this truck in the calculators
127 in wheelbase · 34.8 in front · 52.3 in rear overhang
in
Stock tire255/70R1832.1 in tall
Axle ratio4.1Factory
Crawl ratio56.4:1Best trim: Fieldmaster Edition, 3.0 diesel (non-US), ZF 8HP76
Angles36.2 · 26.2 · 22.6°Approach, breakover, departure
Clearance10.4 inFactory figure
Highway mpg21Estimate, not EPA rated

Tire upgrades, worked out

Fieldmaster Edition, 3.0 petrol, ZF 8HP51 (18 in alloy), 4.1s, from 255/70R18
TireHeightUnder the diffsSpeedo at 65RPM at 65Gears for dailyOpen
285/65R1832.6 in+0.3 in64 mph1,759Keep 4.1sOpen →
33x12.50R1833.0 in+0.5 in63 mph1,737Keep 4.1sOpen →
275/70R1833.2 in+0.6 in63 mph1,729Keep 4.1sOpen →
35x11.50R1835.0 in+1.5 in60 mph1,6384.56Open →
35x12.50R1835.0 in+1.5 in60 mph1,6384.56Open →
37x12.50R1837.0 in+2.5 in56 mph1,5494.88Open →

Stock turns 1,789 rpm at 65 in top gear. Flotation sizes are nominal; most measure a little short mounted.

Trims

2 we have figures for
TrimTireTransmissionAxleAnglesClearanceOpen
Fieldmaster Edition, 3.0 petrol, ZF 8HP51 (18 in alloy)255/70R18ZF 8-speed automatic4.136.2 · 26.2 · 22.610.4 inUse →
Fieldmaster Edition, 3.0 diesel (non-US), ZF 8HP76255/70R18ZF 8-speed automatic4.136.2 · 26.2 · 22.610.4 inUse →

Size

Wheelbase
127 in
Front overhang
34.8 in
Rear overhang
52.3 in
Height
79 in
Body
Pickup
Stock tires
255/70R18

Transmissions and low range

ZF 8-speed automatic (8HP51, petrol)
5.25 · 3.36 · 2.172 · 1.72 · 1.316 · 1 · 0.822 · 0.64
ZF 8-speed automatic (8HP76, diesel)
5.5 · 3.52 · 2.2 · 1.72 · 1.317 · 1 · 0.823 · 0.64
Low range, t2
2.5:1

Axles

Front
Carraro beam axle (Eaton e-locker optional)
Rear
Carraro beam axle (Eaton e-locker optional)
4.1 ratio
All trims
Ratios made for it
4.56 · 4.88

Brakes

Rear
disc (solid)

Suspension

Front
5-link (4 links plus panhard), coil springs
Rear
5-link (4 links plus panhard), coil springs, same layout as Grenadier
Rear layout
Factory 4-link

Fuel economy

Highway, not EPA rated
about 21 mpg
Where it comes from
Australian rating, highway (extra-urban), scaled to EPA terms (2024 Quartermaster Fieldmaster Edition 3.0 diesel 8AT (AU MY24))
As published
9.0 L/100km

Aftermarket bumpers

3 listed

Makers almost never publish angles, bottom heights or how far a bumper tucks, so these fill in as owners measure them. Measured yours? Add it on the rig page and every owner of this Quartermaster sees how it does on their tires and lift.