BMW›840i xDrive›2025›Overview/bmw/840i-xdrive/2025/base/

2025 BMW 840i xDrive

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2025 840i xDrive.

Transmission Automatic (S8)

The 2025 BMW 840i xDrive is EPA-rated at 21/29/24 mpg city/highway/combined.

Model year202620252023

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

EPA fuel economy21/29/24 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses OE oil filter 11428583896. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

OE service part numbers OEM · verified

Engine oil filter11428583896 alt 11427826799
Engine air filter13718577170
Spark plug12122455258
Cabin air filter64115A29D99 alt 64115A1BDB6

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic (S8)

Ratings & economy EPA / vPIC

EPA city / highway / combined21 / 29 / 24 mpg
DrivetrainAll-Wheel Drive
Recommended fuelPremium Gasoline

Factory maintenance schedule OEM · verified

This vehicle uses condition-based service — it signals maintenance needs through its onboard service indicator rather than fixed mileage intervals. Items on the factory schedule:

ReplaceEngine Oil Filter · Spark Plugs · Engine Oil · Keyless Entry Remote Battery · Cabin Air Filter · Engine Air Filter Element
InspectWindshield Washer System · Parking Brake System · Underbody · Brake Line · Disc Brake Caliper · Brake Rotor · Air Bag System · Exterior Lighting
Road testUniversal Vehicle Operation
Inspect Fluid LevelEngine Coolant System
ResetTire Pressure Monitoring System
Drain, Refill & BleedBrake Hydraulic System

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific 840i xDrive. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Engine oil filter 11428583896Engine air filter 13718577170Spark plug 12122455258Cabin air filter 64115A29D99

Reference guides

Cross-vehicle references for the kinds of data on this page.

OBD-II trouble codesMaintenance schedulesFluid capacities & specs

Frequently asked

What gas mileage does the 840i xDrive get?

EPA figures are 21 city / 29 highway / 24 combined mpg.