Wheel Hub Bearings

Wheel hub bearings are a critical component connecting the wheel to the central axle. They consist of a ring of steel balls or tapered rollers secured by a metal ring, allowing the wheel to rotate smoothly with minimal friction.

Modern vehicles feature integrated wheel hub assemblies that combine the bearing, wheel hub, and ABS sensor into a single sealed housing. This design improves durability, simplifies installation, and enhances vehicle stability and reliability.

🔧 Hub Bearing Generations

Gen 1
Single row ball bearing

Gen 2
Double row + flange

Gen 3
Integrated ABS sensor
Most common today

🎥 BMT factory tour — automated hub bearing assembly & testing lines

📋 Technical Specifications

🔩

Material

Rings: High-grade bearing steel (GCr15)
Rolling elements: Steel balls or tapered rollers
Cage: Reinforced nylon or steel
Flange: Forged steel, precision-machined

📏

Dimensions (Typical)

Bolt circle: 4x100 to 5x160 mm
Flange OD: 120-180 mm
Bearing OD: 45-90 mm
Width: 35-60 mm

⚙️

Performance Data

Dynamic load rating: 25-80 kN
Static load rating: 15-60 kN
Max speed: Up to 3,000 RPM
L10 life: 150,000+ km

📊 Expected Service Life

Wheel hub bearing lifespan depends on road conditions, vehicle type, driving habits, and bearing quality:

85k-150k

miles

Typical range

140k-240k

Typical range

500k+

cycles

Endurance tested

* Based on normal highway/city driving. Heavy loads, rough roads, or off-road use may reduce lifespan.

🔍 How to Identify a Failing Wheel Hub Bearing

Noise

Whirring, rumbling, or growling sound that increases with vehicle speed. May change pitch when turning.

Vibration

Steering wheel vibration, especially at highway speeds (65-75 mph). May be felt through the floor or seat.

Wheel Play

Excessive wheel movement when jacked up and shaken by hand — indicates bearing wear.

💡

ABS Warning Light

If internal ABS sensor fails, dashboard indicator light illuminates. May also trigger fault codes.

🚗 Compatible Vehicle Applications

Passenger Cars

Sedans, Hatchbacks

SUVs / Pickups

Heavy-duty variants

EV / Hybrid

Low-noise designs

Performance

High-speed rated

* Provide your vehicle make, model, year, and VIN for exact fitment matching

Quality Testing — Every Unit Verified

📏

Dimensional Check

100% measured

🔊

Noise Test

Anderon meter, ≤28dB

⚙️

Endurance

500,000+ cycles

🔊

Heat Cycle

-40°C to +150°C

⭐ Trusted by Automotive Professionals

★★★★★

"Installed BMT hub bearings on 200+ customer vehicles. Zero returns for noise or failure. The ABS sensor signal is clean — no warning lights."

— Independent Garage Owner, Australia

★★★★★

"We supply BMT bearings to regional fleets. Over 5,000 units sold in 2 years — failure rate under 0.5%. Excellent value."

— Auto Parts Distributor, Canada

★★★★★

"BMT's pre-assembled hub units cut our repair time by 40% compared to pressing bearings. Perfect fitment for Honda and Toyota applications."

— Fleet Maintenance Manager, USA

❓ Frequently Asked Questions

What noises do damaged wheel hub bearings make?

A whirring, rumbling, or growling noise that increases with speed. The noise may change pitch when turning left or right. Severe cases may produce a grinding sound.

How long do wheel hub bearings last?

85,000 to 150,000 miles (140,000-240,000 km) under normal driving conditions. BMT bearings are certified to meet or exceed OEM durability standards.

Should I replace both sides at the same time?

Recommended but not required. If one bearing fails at high mileage, the opposite side often has similar wear. Replacing both saves labor later.

Can I drive with a bad wheel hub bearing?

Not recommended. Continued driving can lead to wheel detachment, loss of steering control, ABS failure, and damage to other components (axle, knuckle, tire).

What causes wheel hub bearings to fail?

Impact damage (potholes/curbs), water intrusion through damaged seals, lack of lubrication, over-tightened axle nuts, or simply normal wear over high mileage.

Do BMT bearings include ABS sensors?

Yes. Gen 3 integrated hub assemblies include the magnetic encoder ring and sensor. Passive (2-wire) and active (3-wire) sensors available.

Need Wheel Hub Bearings for Your Vehicle Line?

Provide your OE part number or vehicle specifications for exact fitment

Request a Quote → Download Catalog PDF

📧 info@demy-bearing.com | 📞 +86-15990260649 | 💬 OE cross-reference available

Part number	Dimensions(mm)				Seal	Ball×Num
Part number	d	D	B	C	Seal	Ball×Num
565592J-22	20	42	30	29	C
DAC255200206	25	52	20.6	20.6
DAC25520037	25	52	37	37	B C D	8.731×24
DAC25520040	25	52	40	40	C	8.731×24
DAC25520042	25	52	42	42	A C E	8.731×24
DAC25520043	25	52	43	43	C D	8.731×24
DAC25550043	25	55	43	43	C	9.525×24
DAC25550045	25	55	45	45	C D	9.525×24
DAC25550048	25	55	48	48	C D	9.525×24
DAC25550053.5	25	55	53.5	53.5	C
DAC25560032	25	56	32	32	C	9.525×24
DAC25600045	25	60	45	45	C	9.525×24
DAC25620048	25	62	48	48	C D	9.525×24
DAC25720043	25	72	43	43	C
DAC26555043	26	55.5	43	43	D	9.525×24
DAC27520042	27	52	42	42
DAC27520043	27	52	43	43	C	11.1125×28
DAC27520045/43	27	52	45	43	A C	7.938×26
DAC27530043	27	53	43	43	C	7.938×26
DAC27600050	27	60	50	50	C	9.525×26
DAC28580042	28	58	42	42	C	9.525×24
DAC28580044	28	58	44	44	B C E	9.525×24
DAC28610042	28	61	42	42	A	10.3188×24
DAC29530037	29	53	37	37	C D	7.144×32
DAC29600045ZZ	29	60	45	45	D	9.525×26
DAC30550026	30	55	26	26	C	7.938×28
DAC30550032	30	55	32	32	D	7.938×28
DU30550056	30	55	56	56	E
DAC30580042	30	58	42	42	C	9.525×24
DAC30600037	30	60	37	37	B C	9.525×26
DAC30600337	30	60.03	37	37	B C D	9.525×26
DAC30620038	30	62	38	38	C D	9.525×26
DAC30620048	30	62	48	48	C D	9.525×26
DAC30620051	30	62	51	51		9.525×26
DAC30630042	30	63	42	42	C	9.525×28
DAC30640042	30	64	42	42	C E	9.525×28
DAC30680045	30	68	45	45	C	10.3188×28
DAC32580065/57	32	58	65	57
DAC32670040	32	67	40	40	C F	10.3188×28
DAC32700038	32	70	38	38	C	10.3188×30
DAC32720038	32	72	38	38	C	10.3188×30
DAC32720345	32	72.03	45	45	A C	11.1125×28
DAC34620037	34	62	37	37	C	8.7312×30
DAC34640034	34	64	34	34
DAC34640037	34	64	37	37	B D E	10×28
DAC34640042	34	64	42	42	D	10×28
DAC34660037	34	66	37	37	C	10.3188×28
DAC34670037	34	67	37	37	C	10.3188×28
DU35600032.4/30.4	35	60	32.4	30.4
DAC3561.8031	35	61.8	31	31	A C	8.731×30
DAC35618440	35	61.84	40	40	D	9.525×28
DAC35620031	35	62	31	31	C	8.731×30
DAC35620040	35	62	40	40	C D	9.525×28
DAC35620048	35	62	48	48	C	9.525×28
DAC35640037	35	64	37	37	B D F	10×28
DAC35640043	35	64	43	43	D	10×28
DAC35650035	35	65	35	35	C D	9.525×30
DAC35650037	35	65	37	37	C D	9.525×30
DAC35650045	35	65	45	45	C	9.525×30
DAC35660032	35	66	32	32	C	10.3188×28
DAC35660033	35	66	33	33	C	10.3188×28
DAC35660037	35	66	37	37	C D	10.3188×28
DAC35670042	35	67	42	42	E	9.525×30
DAC35680233/30	35	68.02	33	30	A	10.3188×28
DAC35680037	35	68	37	37	B D F	10.3188×28
DAC35680039	35	68	39	39	C	9.525×30
DAC35680042	35	68	42	42	D	9.525×30
DAC35680039/36	35	68	39	36	A C	9.525×30
DAC35680040	35	68	40	40	D	9.525×30
DAC35680042ZZ	35	68	42	42	D	9.525×30
DAC35680045	35	68	45	45	C	10.3188×28
DU35680048	35	68	48	48	D
DAC35700037	35	70	37	37	F	10.3188×30
DAC35720027	35	72	27	27	A	11.1125×26
DAC35720028	35	72	28	28	A	10.3188×30
DAC35720228	35	72.02	28	28	A	10.3188×30
DAC35720233/31	35	72.02	33	31	A	11.1125×28
DAC35720033	35	72	33	33	C D F	11.1125×28
ACB120707	35	72	34	34	C	11.1125×24
DAC357204333	35	72.04	33.3	33.3	D	11.1125×28
DAC35720434	35	72.04	34	34
DAC35720034	35	72	34	34	A C	10.3188×30
DAC35720037	35	72	37	37	A C	10.3188×30
DAC35720042	35	72	42	42	C	10.3188×30
DAC35760054	35	76	54	54	C	10.3188×30
DAC35770042	35	77	42	42	A	13.4938×24
DAC35770042	35	77	42	42	C	11.1125×28
DAC35800047	35	80	47	47	C	13.4938×24
DAC36640042	36	64	42	42	D	10×28
DAC36650037	36	65	37	37	C	9.525×30
DAC36680033	36	68	33	33	A C D	9.525×30
DAC36720534	36	72.05	34	34	C	10.3188×30
DAC367629.2/27	36	76	29.2	27	A	10.3188×30
DAC36760029/27	36	76	29	27
DAC37680034	37	68	34	34	C	9.525×30
DAC37720033	37	72	33	33	C D F	11.1125×28
DAC37720037	37	72	37	37	B D F	11.1125×28
DAC37720237	37	72.02	37	37	B D F	11.1125×28
DAC37720437	37	72.04	37	37	B D F	11.1125×28
DAC37740037	37	74	37	37	C	11.1125×28
DAC37740045	37	74	45	45	C	11.1125×28
DAC38640032/29	38	64	32	29	A	7.938×28
DU38640336/33	38	64.03	36	33	A
DAC38640036/33	38	64	36	33	A	8.731×34
DAC38640036/33	38	64	36	33	C	7.938×28
DAC38650052/48	38	65	52	48	A C	8.731×34
DAC38690039/34	38	69	69	34	D F	10.3188×28
DAC38700037	38	70	37	37	C D	10.3188×30
DAC38.1700037	38.1	70	37	37	C D	10.3188×30
DAC38700038	38	70	38	38	C D F	10.3188×30
DAC38710033/30	38	71	33	30	A	11.1125×28
DAC38710039	38	71	39	39	C D	10.3188×30
DAC38710233/30	38	71.02	33	30	A	11.1125×28
DAC38720036/33	38	72	36	33	C	11.1125×28
DAC38720236/33	38	72.02	36	33	A C	11.1125×28
DAC38720034	38	72	34	34	C	11.1125×28
DAC38720036	38	72	36	36	C	11.1125×28
DAC38720040	38	72	40	40	C	11.1125×28
DAC38730040	38	73	40	40	C F	11.1125×28
DAC38740036	38	74	36	36	C D	11.1125×28
DAC38740036/33	38	74	36	33	A	11.1125×28
DAC38740236/33	38	74.02	36	33	A C	11.1125×28
DAC38740040	38	74	40	40	C F D	11.9062×28
DAC38740050	38	74	50	50	C	11.1125×28
DAC38740450	38	74.04	50	50	C	11.1125×28
DAC38760043/40	38	76	43	40	A	11.1125×30
DAC38760043	38	76	43	43	C D	11.1125×30
DAC38800236/33	38	80.02	36	33	A	11.1125×30
DAC39/41750037	39/41	75	37	37	B C D	11.1125×30
DAC39680037	39	68	37	37	B	9.525×30
DAC39680637	39	68.06	37	37	D	9.525×30
DAC39680737	39/41	68.07	37	37	D	9.525×30
DAC39720037	39	72	37	37	F B D	11.1125×28
DAC39720637	39	72.06	37	37	B	11.1125×28
DAC39740036	39	74	36	36	C D	11.1125×28
DAC39740036/34	39	74	36	34	C D	11.1125×28
DAC39740039	39	74	39	39	B D F	11.9062×28
DU40680042	40	68	42	42	E
DAC39.1740036/34	39.1	74	36	34	D	11.1125×28
DAC40700043	40	70	43	43	C D	9.525×32
DAC40720033.1	40	72	33.1	33.1	E	9.525×32
DAC40720036/33	40	72	36	33	A	11.1125×28
DAC40720036	40	72	36	36	C D F	11.1125×28
DAC40720037	40	72	37	37	B D	11.1125×28
DAC40720836	40	72.08	36	36	B	11.1125×28
DAC40720637	40	72.06	37	37	B	11.1125×28
DAC40730034	40	73	34	34	C	11.1125×28
DAC40730044	40	73	44	44	F	11.1125×28
DU40730055	40	73	55	55	D
DAC40740034	40	74	34	34	C	11.1125×28
DAC40740036	40	74	36	36	C D	11.1125×28
DAC40740036/34	40	74	36	34	A C D	11.1125×28
DAC40740040	40	74	40	40	C D E	11.1125×30
DAC40740042	40	74	42	42	C D	11.1125×30
DAC40750037	40	75	37	37	C D F	11.1125×30
DAC39(41)750037	39(41)	75	37	37
DAC40750039	40	75	39	39	C F	11.1125×30
DAC40750050	40	75	50	50	C D	11.1125×30
DAC40760033/28	40	76	33	28	A	11.1125×30
DAC40760033	40	76	33	33	C	11.1125×30
DAC40760036	40	76	36	36	C D	11.1125×30
DAC40760038	40	76	38	38	F	11.1125×30
DAC40760040/38	40	76	40	38	C	11.1125×30
DAC40760041/38	40	76	41	38	C	11.1125×30
DAC40760441/38	40	74.04	41	38
DAC40780040	40	78	40	40	F	11.9062×28
DAC40800030.2	40	80	30.2	30.2	A	11.1125×30
DAC40800030.2	40	80	30.2	30.2	C	9.525×34
DAC40800031	40	80	31	31	A C	11.1125×30
DAC40800036/34	40	80	36	34	A C D	11.9062×28
DAC40800038	40	80	38	38	C	11.1125×30
DAC40800038.1	40	80	38.1	38.1	C	11.1125×30
DAC40800040	40	80	40	40	C D	12.7×26
DAC40800043	40	80	40	40	C	12.7×26
DAC40800044	40	80	44	44	D	12.7×26
DAC40800045	40	80	45	45	C D	12.7×26
DAC40800045/44	40	80	45	44	A C	12.7×26
DAC40820040	40	82	40	40	D	12.7×26
DAC408402538	40	84.02	53.8	53.8	C D	11.5094×30
DAC408406387/397	40	84.06	39.7	38.7	F	11.5094×30
DAC401080032/17	40	108	32	17	A C	11.1125×30
DAC408406397	40	84.06	39.7	39.7	F	11.5094×30
DAC41680040/35	41	68	40	35
DAC42720038	42	72	38	38	C D	9.525×30
DAC42720038/35	42	72	38	35	C	9.525×30
DAC42750037	42	75	37	37	C D	11.1125×30
DAC42750437	42	75.04	37	37	F	11.1125×30
DU42750060	42	75	60	60	D
DAC42760033	42	76	33	33	C	11.1125×30
DAC42760038/35	42	76	38	35	A C	11.1125×30
DAC42760039	42	76	39	39	C D	11.1125×30
DAC42760040	42	76	40	40	C	11.1125×30
DAC42760040/37	42	76	40	37	C	11.1125×30
DAC42770039	42	77	39	39	D F	11.1125×30
DAC42780036/34	42	78	36	34	C	11.1125×30
DAC42780038	42	78	38	38	C D	11.1125×30
DAC42780040	42	78	40	40	C	11.9062×28
DAC42780041/38	42	78	41	38	C D	11.1125×30
DAC42780045	42	78	45	45	C D	11.5094×30
DAC42800034	42	80	34	34	C	11.9062×28
DAC42800036	42	80	36	36	C	11.1125×30
DAC42800036/34	42	80	36	34	C D	11.9062×28
DAC42800037	42	80	37	37	C	11.1125×30
DAC42800038	42	80	38	38	C	11.1125×30
DAC42800039	42	80	39	39	F	11.1125×30
DAC42800040	42	80	40	40	D	12.7×26
DAC42800042	42	80	42	42	B C	11.1125×30
DAC42800045	42	80	45	45	C D F	12.7×26
DAC42800342	42	80.03	42	42
DAC42820036	42	82	36	36	D F	13×28
DAC42820036	42	82	36	36	D	12.7×28
DAC42820037	42	82	37	37	D	12.7×28
DAC42820037	42	82	37	37	C	11.1125×30
DU42820040	42	82	40	40	E
DAC42840034	42	84	34	34	C	12×30
DAC42840036	42	84	36	36	D	12.7×28
DAC42840036	42	84	36	36	C	12×30
DAC42840039	42	84	39	39	B D	12.7×28
DAC42840236	42	84.02	36	36
DAC43/45820037	43/45	82	37	37	B	11.1125×30
DAC43/45820037	43/45	82	37	37	B C D	11.5094×30
DAC43760043/40	43	76	43	40	A	11.1125×30
DAC43760043	43	76	43	43	C D	11.1125×30
DAC43770042/38	43	77	42	38	C	11.1125×30
DAC437745.5/41.5	43	77	45.5	41.5	D	11.1125×30
DAC43770045	43	78	45	45	C	11.1125×30
DAC43780044	43	78	44	44	D E F	11.5094×30
DAC43780045/44	43	78	45	44	C	11.5094×30
DAC43790041/38	43	79	41	38	C D F	11.5094×30
DAC43790045	43	79	45	45	D	11.1125×30
DAC43800038	43	80	38	38	C D	11.1125×30
DAC43800040	43	80	40	40	F	11.9062×30
DAC43800045	43	80	45	45	C	11.1125×30
DAC43800050/45	43	80	50	45	C	11.1125×30
DAC43820045	43	82	45	45	C D	12.7×28
DAC447208331	44	72.08	33.1	33.1	D E	8.7312×34
DAC43(45)820037	43(45)	82	37	37	B	11.1125×30
DAC4482.50037	44	82.5	37	37	D F	11.9062×30
DAC44840042/40	44	84	42	40	C D F	12.7×28
DAC45770050/45	45	77	50	45
DAC45800045	45	80	45	45	D	11.1125×30
DAC45800048	45	80	48	48	C	11.1125×30
DAC45.3800048	45.3	80	48	48	D	11.1125×30
DAC45800050	45	80	50	50	D	11.1125×30
DAC45820042	45	82	42	42	C F	12.7×28
DAC45820045	45	82	45	45	C	12×30
DAC45830039	45	83	39	39	F	11.1125×30
DAC45830045	45	83	45	45	C	12×30
DAC45840039	45	84	39	39	B D F	12.7×28
DAC45840040	45	84	40	40	C	12.7×28
DAC45840041/39	45	84	41	39	C D	12.7×28
DAC45840042/40	45	84	42	40	C D F	12.7×28
DAC45840042	45	84	42	42	D	12.7×28
DAC45840043	45	84	43	43	C	12×30
DAC45840045	45	84	45	45	CD	12.7×28
DAC45840051	45	84	51	51	C	12×30
DAC45850541	45	85.05	41	41	C	12.7×28
DAC45840053	45	84	53	53
DAC45850023	45	85	23	23
DAC458500302	45	85	30.2	30.2	C	11.904×30
DAC45850039	45	85	39	39	B	12.7×28
DAC45850045	45	85	45	45	B	12×30
DAC45850047	45	85	47	47	B	12×30
DAC45850051	45	85	51	51	C	12×30
DAC45860039	45	86	39	39	F	13.494×28
DAC45860045	45	86	45	45	D	12×30
DAC45870041/39	45	87	41	39	D	13.494×28
DAC45870041	45	87	41	41	B	12×30
DAC45880039	45	88	39	39	B D F	13.494×28
DAC45900054/51	45	90	54	51
DU46770045/41	46	77	45	41	A
DAC46780049	46	78	49	49	C	11.1125×30
DU46780057	46	78	57	57
DAC46800043/40	46	80	43	40	A	11.5094×30
DAC47810053	47	81	53	53	C D	12×30
DU47820057.5	47	82	57.5	57.5
DAC47850045	47	85	45	45	C D	12×32
DAC47850052	47	85	52	52	F	12×32
DAC47880055	47	88	55	55	C	13.494×28
DAC47880055	47	88	55	55	D	13.494×28
DAC47880057.4	47	88	57.4	57.4	D	13.494×28
DAC48860042/40	48	86	42	40	F	12.7×30
DAC48890044	48	89	44	44	C	13.494×30
DAC48890044/42	48	89	44	42	C D	13.494×30
DAC48900042	48	90	42	42	C	13.494×30
DAC49840042/40	49	84	42	40	C	12×32
DAC49840043	49	84	43	43	C	11.1125×32
DAC49840048	49	84	48	48	C D	11.1125×32
DAC49840050	49	84	50	50	D E	11.1125×32
DAC49880046	49	88	46	46	C D	13.494×30
DAC49900045	49	90	45	45	D F	13.494×30
DAC50890051	50	89	51	51	C	12×30
DAC50900039	50	90	39	39	C	12.7×30
DAC50900040	50	90	40	40	C	13.494×30
DAC51890044/42	51	89	44	42	F	12×32
DAC51890044/42	51	89	44	42	C	13.494×30
DAC51910044	51	91	44	44	F	13.494×30
DAC51960050	51	96	50	50	F	14.288×28
DAC52910040	52	91	40	40	F	11.1125×34
DAC52960050	52	96	50	50	F	14.288×30
DAC54900050	54	90	50	50	F	11.1125×34
DAC54920050	54	92	50	50	F	11.1125×34
DAC54980050	54	98	50	50	F	14.288×30
DAC54960051	54	96	51	51
DU55900054	55	90	54	54	F
DAC55900060	55	90	60	60
DEO678CS12-2RS	30	50	20	20	Two Seals
DEO681CS18-2RS	30	54	24	24	Two Seals
DAC3055CRK	30	55	26	26	Two Seals
ATV-BB2	30	55	30	25	Two Seals
DAC3055W	30	55	32	32	Two Seals
DAC3060037	30	60	37	37	Two Seals
DAC3564A1	35	64	37	37	Two Seals
DEO8A27	40	74.05	40	40	Two Seals
DG5080	50	80	21		One seal
DG355815	35	58	15		Two seals
DG4070A	40	70	15		Open