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BMW (China) i4 Parts Catalog — Part Numbers, Diagrams & All Years

Complete parts catalog for the BMW (China) i4: 16 trims across 6 model years (2020–2026). Browse every trim, its homologation code and its full specification, then identify the part by VIN or part number.

16 trims 2020–2026 0 homologation codes BMW (China)
BMW (China) i4 parts — quick answer. The BMW (China) i4 is catalogued in 16 trims across 2020–2026. Parts are identical across many systems, but charging inlets, lamp units and some body panels differ by market and model year — so identify by VIN. Start from the full trim table below to find your exact variant.

Vehicle overview

Vehicle classMid-size saloon
PowertrainBattery electric (BEV)
Battery chemistryNMC (lithium nickel manganese cobalt)
Battery capacity (kWh)70
CLTC electric range (km)526
Front suspensionDual-ball-joint MacPherson, independent
Front tyre size245/45 R18
Length × width × height (mm)4785*1852*1455
Wheelbase (mm)2856

Typical values taken from the newest trim in the catalogue. Confirm against your VIN — specifications vary by trim and model year.

Model years

All 16 i4 trims

Every trim in the catalogue with its homologation model code, powertrain, Chinese list price (converted to US$) and sales status. Select a trim for its full specification and parts list. Prices are Chinese domestic manufacturer guide prices, converted to US dollars at 1 US$ = ¥7.10 for orientation only — they are not export prices or local-market prices. Identifying codes — homologation model codes, motor and engine codes, manufacturer and supplier names — are published with their tail masked, so a build can still be matched without republishing the full record.

YearTrim / variantHomologation codePowertrainList price (China, USD)Status
2026i4 eDrive35—Battery electric (BEV)≈ US$49,000
2026i4 eDrive40—Battery electric (BEV)≈ US$54,600
2025i4 eDrive35—Battery electric (BEV)≈ US$60,500
2025i4 eDrive40—Battery electric (BEV)≈ US$66,200
2023i4 eDrive35—Battery electric (BEV)≈ US$60,500
2023i4 eDrive40—Battery electric (BEV)≈ US$66,200
2022i4 M50—Battery electric (BEV)≈ US$77,500
2022i4 M50 M Performance Parts European Edition———
2022i4 M50 by Kith———
2022i4 M50 North America Edition———
2022i4 M50 South Africa Edition———
2022i4 M50 Australia Edition———
2022i4 eDrive40—Battery electric (BEV)≈ US$66,200
2022i4 eDrive40 North America Edition———
2021i4 Base———
2020i4 Concept———

Homologation model codes covered

Parts by system

i4 parts by system

Nine assemblies that cover almost every repair. Jump to the system you are working on.

Battery & BMS

Battery modules, BMS controller boards, contactors, current sensors, busbars, pack seals and HV harnesses.

Battery chemistry: NMC (lithium nickel manganese cobalt)Battery capacity (kWh): 70Cell supplier: CATL / EVE ******

Charging & HV

On-board charger, DC/DC converter, charge inlets, HV cabling, service-disconnect units and charge-port flaps.

DC inlet location: right rear of vehicleAC inlet location: left front of vehicle

Drive motor & reducer

Traction motors, inverters, single-speed reducers, drive shafts, half-shafts, motor mounts and cooling lines.

Motor type: Wound-field synchronousTotal motor power (kW): 210Motor layout: Rear-mounted

Thermal management

Heat-pump compressors, PTC heaters, chillers, coolant pumps, radiators, expansion tanks and battery cooling plates.

Heat-pump climate control: YesBattery cooling: Liquid-cooledClimate control: Automatic climate control

Brakes & wheels

Calipers, pads, discs, EPB actuators, brake lines, ABS sensors, wheel bearings, rims and tyres.

Front brakes: Ventilated discRear brakes: Ventilated discParking brake: Electric parking brake (EPB)

Suspension & steering

Dampers, springs, control arms, ball joints, subframes, anti-roll bars, steering racks and tie-rod ends.

Front suspension: Dual-ball-joint MacPherson, independentRear suspension: Five-link, independentSteering assist: Electric power steering (EPS)

Body & glass

Bumpers, fenders, doors, hoods, tailgates, grilles, mirrors, windscreens, side glass and weatherstrips.

Length (mm): 4785Width (mm): 1852Height (mm): 1455

Lighting

Headlamp assemblies, tail lamps, fog lamps, daytime running lights, light controllers and levelling motors.

Low beam: LEDHigh beam: LEDLED daytime running lights: Yes

Interior & climate

Seats, dashboard trim, screens, switches, HVAC blowers, filters, vents and interior panels.

Upholstery: Leather / Synthetic leather / fabric / suede mix (optional at ≈ US$1,700)Climate control: Automatic climate control

Two ways to identify a i4 part

By VIN

The VIN resolves model year, trim and market build — removing the risk of ordering an export-spec part for a China-market car.

Decode a VIN →

By part number

Read the number off the component and look up fitment, supersessions and cross-references.

Part number lookup →

In the app

Scan the VIN with the camera, open the exploded diagram, match the part and request quotes.

Get the app →

Model years at a glance

Frequently asked questions

How do I find the right part for a BMW (China) i4?
The safest route is the VIN. The VIN resolves the exact BMW (China) i4 model year, trim and market build — which matters because charging inlets, lamps and some body panels differ between China-market cars and exports. If you already have the part in your hand, read the number off it and use the part-number lookup instead.
Which model years of the i4 does EVcoder cover?
Model years 2020 to 2026, across 6 model years — 16 trims in total, all listed on this page with their homologation model codes.
What is the homologation model code for a BMW (China) i4?
Every trim is listed with its MIIT homologation model code. That code is the fastest way to match a Chinese-market car to the correct parts list, especially for workshops outside China.
Are export and China-market i4 parts the same?
Not always. BMW (China) i4 parts can differ by market and model year. Charging inlets, lighting units, instrument clusters and some body panels are market-specific. Always confirm against the VIN before ordering.
Can I get i4 spare parts by OEM part number?
Yes. EVcoder cross-references i4 part numbers to fitment, supersessions and alternative numbers, so a number read off an old component still resolves to a currently available part.

Other BMW (China) models

All BMW (China) models →

Need a i4 part?

Identify it here, then request quotes from verified suppliers in the app.

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