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Identify the vehicle. Retain the restrictions.

BCA NBDRK321K — vehicle application reference

Inspect 24 source-listed vehicle applications for BCA NBDRK321K, with the original year ranges, component positions and restrictions. Historical catalogue evidence is not current VIN fitment approval.

Source-backed catalogue lookup

Filter by vehicle and component

Selections apply immediately. Every result retains the original year range, component position and additional restrictions. The button also works without JavaScript.

What this lookup establishes—and what it does not

Source: BCA 2021 Wheel Hub Assembly, Bearing and Seal Catalog. The loaded entries cover listed model years from 1995 through 2020. This is a historical catalogue reference, not a live VIN decoder or a guarantee for every trim, market or production date.

BCA is an NTN-owned product line. The numbers below remain BCA part references; they are not silently converted into NTN, SKF or another brand's part numbers. Confirm current OEM/service requirements before use.

Recorded application evidence

Where this exact BCA reference is listed

BCA NBDRK321K appears in 24 source application entries below. Different entries can have different vehicles, positions and restrictions. A shared part reference does not make every bearing in the vehicle interchangeable.

Reference records

1–24 of 24

“Bearing”, “hub assembly”, “seal” and “repair sleeve” describe different components. The source description, rather than the catalogue title, determines the role of each number.

On a phone, each record is shown as a complete card with its restrictions. These records do not supply tightening torques or certify a replacement.

BCA part referenceComponent / positionSource model yearsRecorded conditions & restrictionsSource trace
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsBuick
Rainier
2004–2007Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 55Entry 745211fd
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsCadillac
Escalade
2002–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 61Entry 16322a3e
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsCadillac
Escalade ESV
2003–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 61Entry ad604a35
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Avalanche
2007–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 79Entry c8476c69
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Avalanche 1500
2002–2006Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 78Entry a60ead4e
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Blazer
1999–2005Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 78Entry a2861419
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Express 1500
1999–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 79Entry 4d109f05
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
S10
1999–2004Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 77Entry f30f1d63
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
SSR
2003–2006Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 78Entry 87c2efdf
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Silverado 1500 · Suburban 1500 · Tahoe
2000–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 79Entry 682d3034
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Silverado 1500 HD
2001–2003Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 77Entry 0eb65a16
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Silverado 1500 HD
2005–2006Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 78Entry 3faf40c4
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsChevrolet
Trailblazer
2002–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 79Entry 584205fc
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Envoy
2002–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 264Entry ea62b7f9
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Jimmy
1999–2005Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 263Entry 5e65cb2a
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Savana 1500
1999–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 263Entry 1e42ad77
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Sierra 1500 · Yukon · Yukon XL 1500
2000–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 263Entry 294a12ea
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Sierra 1500 HD
2001–2003Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 262Entry 1b8b7933
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Sierra 1500 HD
2005–2006Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 263Entry d2270d0a
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsGMC
Sonoma
1999–2004Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 262Entry c11c073b
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsHummer
H3 · H3T
2009–2010Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 330Entry 7e7506a1
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsIsuzu
Ascender
2003–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 353Entry 924d125e
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsIsuzu
Hombre
1999–2000Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 353Entry 56ecbc3e
NBDRK321KBCA catalogue referenceAxle
Listed vehicle modelsSaab
9-7x
2005–2008Subject to the conditions in this rowDifferential Bearing and Seal Kit - Rear
  • [210] Standard Kit; 8.5"/8.6"; Supersedes NBRA321C
2021 catalogue
Page 528Entry 8232cc7d

Checks before treating a reference as a replacement

Identify the complete vehicle

Match model year, engine, transmission, driven axle, body and production/VIN limits. A year and model name alone may leave several valid-looking entries.

Match the component role

Distinguish a loose bearing, complete hub, cup/cone, seal and repair sleeve. Check front/rear and inner/outer or left/right position exactly as recorded.

Preserve vehicle-specific interfaces

Confirm encoder/ABS arrangement, flange and spline interfaces, retention and the current service procedure. Do not transfer torque or installation force from an unrelated part.

How to use these results

Does a listed number guarantee fitment for my VIN?

No. These are source-listed catalogue references. Read every restriction and verify the current OEM and manufacturer information for the exact vehicle configuration. Missing VIN or production details remain unknown.

Can I replace a hub using a bearing with the same dimensions?

Not on dimensions alone. The complete assembly, encoder, retention, loading and installation interfaces must agree. The main bearing catalogue and cross-brand comparisons are separate dimensional references, not vehicle approvals.

Where are the axle-nut torque and installation instructions?

This application catalogue does not establish a universal torque or a complete installation sequence. Use the current vehicle-specific service procedure, including fastener reuse rules and staged tightening. Do not infer torque from the bearing number.

Does wheel noise prove that one of these parts has failed?

No. Bearing damage, tyres, brakes and driveline faults can produce overlapping symptoms. A reference lookup identifies candidates; it does not diagnose the cause or prove which side has failed.

Look up an exact source part number

Keep the BCA prefix and full marking. Similar numbers from other manufacturers are not automatically cross-references.

Continue the technical investigation

Source and interpretation limits

Factual reference basis: BCA 2021 Wheel Hub Assembly, Bearing and Seal Catalog, published by BCA Bearings, an NTN product line, with its linked numbered footnote reference. Each row retains its source page and restrictions. Vehicle names shared by one source entry remain associated with that entry; source counts are not quantities for sale.

BearingScope provides independently organized technical lookup and interpretation. It does not sell these parts, provide a repair service, certify current fitment, or claim that an absent result is unavailable from a manufacturer. Original public catalogue files and source fingerprints are retained in the site's verification records.

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