2004 BMW 645Ci Base Wheels & Rims
Shop Wheels for 2004 BMW 645Ci Base
Your 2004 BMW 645Ci Base rolls on a 5x120 bolt pattern with staggered sizing: 18x8 up front and 18x9 in back. ThreePiece.us carries wheels from Heritage Wheel, Work Wheels, OHM, Aodhan, Petrol, KATANA RACING, Niche 1PC, and Enkei that fit your fitment perfectly. Every wheel is verified to bolt on and ships free to the lower 48 states.
Looking to upgrade your 645Ci? Choose from sizes ranging down to 17 inches and up to 18 inches across multiple widths, all engineered for your specific bolt pattern and center bore. Whether you prefer a classic or modern look, our selection delivers quality options that transform your coupe's appearance while maintaining proper fitment and clearance.
2004 BMW 645Ci Base Wheel Fitment Guide — What Works & What to Avoid
The 2004 BMW 645Ci Base rolls on 5x120 bolt pattern wheels. Stock setup pairs an 18x8 front wheel at 14mm offset with an 18x9 rear at 18mm offset in staggered configuration. You can stay staggered or go square, and compatible sizes range from 17-inch to 18-inch across various widths—including 17x7.5, 17x8, 17x8.5, 17x9, 17x9.5, 18x8, 18x8.5, 18x9, and 18x10—giving you flexibility to match your driving style.
Only the 5x120 bolt pattern fits this Bimmer, so verify that specification before ordering. The hub-centric bore measures 72.6mm; if your wheel's center bore exceeds that, use hub-centric rings to ensure a safe, vibration-free fit. Aggressive offsets or overly wide wheels risk contact with fenders and suspension components, so consider the stock offset numbers as safe anchors when exploring alternatives.
Every wheel we list bolts directly onto your 645Ci and ships free across the lower 48 states. Heritage Wheel, Work Wheels, OHM, Aodhan, Petrol, KATANA RACING, Niche 1PC, and Enkei all have fitments in stock and ready to ship.
2004 BMW 645Ci Base Wheel Fitment Specifications
The 5x120 bolt pattern determines which wheels physically bolt onto your car, while the 72.6mm center bore ensures a hub-centric fit. This car runs a factory staggered setup: 18x8 +14 front and 18x9 +18 rear.
Lug Type
bolt
Thread Size
M12x1.5
Torque Spec
85 ft-lbs
TPMS
Yes
2004 BMW 645Ci Base Compatible Wheel Sizes — Front Axle
| Wheel Size | Offset Range | Compatible Tires | Notes |
|---|---|---|---|
| 17x7.5 | +10 to +20 | 245/50R17 | — |
| 19x7.5 | +10 to +20 | 235/35R19, 245/40R19 | — |
| 17x8 | +10 to +20 | 245/50R17 | — |
| 18x8 | +10 to +20 | 245/45R18 | — |
| 19x8 | +10 to +20 | 245/40R19 | — |
| 19x8.5 | +10 to +20 | 245/40R19, 255/40R19 | — |
| 20x8.5 | +10 to +20 | 245/35R20 | — |
| 22x8.5 | +10 to +20 | 265/30R22 | — |
| 19x9 | +10 to +20 | 245/40R19, 255/40R19 | — |
| 20x9 | +10 to +20 | 245/35R20 | — |
| 22x9.5 | +10 to +20 | 285/30R22 | 1. Check fitment, possible clearance issues |
2004 BMW 645Ci Base Compatible Wheel Sizes — Rear Axle
| Wheel Size | Offset Range | Compatible Tires | Notes |
|---|---|---|---|
| 17x10 | +10 to +20 | 275/45R17 | — |
| 18x10 | +10 to +20 | 275/40R18 | — |
| 19x10 | +10 to +20 | 275/35R19, 255/35R19 | — |
| 20x10 | +15 to +20 | 275/30R20, 285/30R20, 265/30R20 | — |
| 22x10 | +15 to +20 | 295/25R22, 295/30R22 | 1. Check fitment, possible clearance issues |
| 19x10.5 | +10 to +27 | 275/35R19, 255/35R19 | — |
| 20x10.5 | +15 to +20 | 275/30R20, 285/30R20, 265/30R20 | 1. Check fitment, possible clearance issues |
| 22x10.5 | +15 to +20 | 295/25R22, 295/30R22 | 1. Check fitment, possible clearance issues |
| 20x11 | +15 to +20 | 275/30R20, 285/30R20, 265/30R20 | 1. Check fitment, possible clearance issues |
| 17x8.5 | +10 to +20 | 245/50R17 | — |
| 18x8.5 | +10 to +20 | 245/45R18, 255/40R18 | — |
| 19x8.5 | +10 to +20 | 245/40R19, 255/35R19 | — |
| 20x8.5 | +10 to +20 | 245/30R20, 255/30R20 | — |
| 17x9 | +10 to +20 | 275/45R17 | — |
| 18x9 | +10 to +20 | 275/40R18 | — |
| 19x9 | +10 to +20 | 275/35R19, 255/35R19 | — |
| 17x9.5 | +10 to +20 | 275/45R17 | — |
| 18x9.5 | +10 to +20 | 275/40R18 | — |
| 19x9.5 | +10 to +20 | 275/35R19, 255/35R19 | — |
| 20x9.5 | +15 to +20 | 275/30R20 | — |
Best Wheel Brands for the BMW 645Ci
- BBS — LM, RS, FI, CI-R
- Volk Racing — TE37, ZE40
- Work Wheels — Meister, Emotion
- TSW — Bathurst, Nurburgring
- Rotiform — FLG, OZR, BUC
- Enkei — RPF1, TS-V
Complete Your 2004 BMW 645Ci Base Build
- BMW 645Ci coilovers — pairs well with a wheel upgrade
- BMW 645Ci exhaust systems — pairs well with a wheel upgrade
- BMW 645Ci suspension — pairs well with a wheel upgrade
- BMW 645Ci brakes — pairs well with a wheel upgrade
- Wheel & tire packages — pre-mounted, balanced, shipped ready to bolt on
- Installation accessories — hub rings, extended studs, TPMS kits, spacers