Hex bolt 9904504

07 11 9 904 504

Chrome-free CR(VI)

M8X50-U1-8.8

Price Weight
$0.00 20 g 0.71 oz
Piece of quantity Unit of measure Storage packaging unit Container packaging unit
Piece 10 10 250
Production Aug '02 -
Exchangeable retrospectively
Old partnumber  i    07 11 9 903 932

Usage

3' Series

+E36

+316i 1.9 M43

Body Region Steering Transmission Usage
Compact Europe • L Manual
Compact Europe R • Manual
Compact Europe • L Automatic
Compact Europe R • Automatic

+320i M50

Body Region Steering Transmission Usage
Coupe Europe • L Manual
Coupe Europe R • Manual
Coupe Europe • L Automatic
Coupe Europe R • Automatic
Sedan Europe • L Manual
Sedan Europe R • Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan South Africa R • Manual
Sedan South Africa R • Automatic

+325i M50

Body Region Steering Transmission Usage
Coupe Europe • L Manual
Coupe Europe R • Manual
Coupe Europe • L Automatic
Coupe Europe R • Automatic
Sedan Europe • L Manual
Sedan Europe R • Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan USA • L Manual
Sedan USA • L Automatic
Sedan South Africa R • Manual
Sedan South Africa R • Automatic

+325is M50

Body Region Steering Transmission Usage
Coupe USA • L Manual
Coupe USA • L Automatic

+E46

+316Ci M43

Body Region Steering Transmission Usage
Coupe Europe • L Neutral

+316Ci N40

Body Region Steering Transmission Usage
Coupe Europe • L Neutral

+316Ci N45

Body Region Steering Transmission Usage
Coupe Europe • L Neutral

+316i N40

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Philippines • L Neutral

+316i N42

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+316i N45

Body Region Steering Transmission Usage
Sedan Europe • L Neutral

+316i N46

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+316i 1.6 M43

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Philippines • L Neutral

+316i 1.9 M43

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+316ti N40

Body Region Steering Transmission Usage
Compact Europe • L Neutral

+316ti N42

Body Region Steering Transmission Usage
Compact Europe • L Neutral
Compact Europe R • Neutral

+316ti N45

Body Region Steering Transmission Usage
Compact Europe • L Neutral

+316ti N46

Body Region Steering Transmission Usage
Compact Europe • L Neutral
Compact Europe R • Neutral

+318Ci N42

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+318Ci N46

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+318Ci M43

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+318d M47

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Touring Europe • L Neutral

+318d M47N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+318i N42

Body Region Steering Transmission Usage
Sedan China • L Neutral
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Egypt • L Neutral
Sedan Indonesia R • Neutral
Sedan Malaysia R • Neutral
Sedan Philippines • L Neutral
Sedan Russia • L Neutral
Sedan Thailand R • Neutral
Sedan Vietnam • L Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+318i N46

Body Region Steering Transmission Usage
Sedan China • L Neutral
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Egypt • L Neutral
Sedan Indonesia R • Neutral
Sedan Malaysia R • Neutral
Sedan Russia • L Neutral
Sedan Thailand R • Neutral
Sedan Vietnam • L Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+318i M43

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Egypt • L Neutral
Sedan Indonesia R • Neutral
Sedan Malaysia R • Neutral
Sedan Philippines • L Neutral
Sedan Russia • L Neutral
Sedan Thailand R • Neutral
Sedan Vietnam • L Neutral
Sedan South Africa R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+318td M47N

Body Region Steering Transmission Usage
Compact Europe • L Neutral

+318ti N42

Body Region Steering Transmission Usage
Compact Europe • L Neutral
Compact Europe R • Neutral

+318ti N46

Body Region Steering Transmission Usage
Compact Europe • L Neutral
Compact Europe R • Neutral

+320Cd M47N

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+320Ci M54

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+320Ci M52

Body Region Steering Transmission Usage
Coupe Europe • L Neutral

+320d M47

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+320d M47N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+320i M52

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan South Africa R • Neutral
Touring Europe • L Neutral

+320i M54

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Russia • L Neutral
Sedan USA • L Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+320td M47N

Body Region Steering Transmission Usage
Compact Europe • L Neutral
Compact Europe R • Neutral

+323Ci M52

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Cabrio USA • L Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+323i M52

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Indonesia R • Neutral
Sedan Mexico • L Neutral
Sedan Philippines • L Neutral
Sedan USA • L Neutral
Sedan Vietnam • L Neutral
Sedan South Africa R • Neutral
Touring USA • L Neutral

+323i 2.4 M52

Body Region Steering Transmission Usage
Sedan Thailand R • Neutral

+325Ci M54

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Cabrio USA • L Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+325Ci M56

Body Region Steering Transmission Usage
Coupe USA • L Neutral

+325i M54

Body Region Steering Transmission Usage
Sedan China • L Neutral
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Egypt • L Neutral
Sedan Indonesia R • Neutral
Sedan Mexico • L Neutral
Sedan Malaysia R • Neutral
Sedan Philippines • L Neutral
Sedan Thailand R • Neutral
Sedan USA • L Neutral
Sedan Vietnam • L Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral
Touring USA • L Neutral

+325i M56

Body Region Steering Transmission Usage
Sedan USA • L Neutral
Touring USA • L Neutral

+325ti M54

Body Region Steering Transmission Usage
Compact Europe • L Neutral
Compact Europe R • Neutral

+325xi M54

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan USA • L Neutral
Touring Europe • L Neutral
Touring USA • L Neutral

+328Ci M52

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+328i M52

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Mexico • L Neutral
Sedan Malaysia R • Neutral
Sedan USA • L Neutral
Sedan South Africa R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+330Cd M57N

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+330Ci M54

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Cabrio USA • L Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+330d M57

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+330d M57N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+330i M54

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan Thailand R • Neutral
Sedan USA • L Neutral
Touring Europe • L Neutral
Touring Europe R • Neutral

+330xd M57

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Touring Europe • L Neutral

+330xd M57N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Touring Europe • L Neutral

+330xi M54

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan USA • L Neutral
Touring Europe • L Neutral

+M3 S54

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Cabrio USA • L Neutral
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+M3 CSL S54

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+E90

+325d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+330d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+330xd M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral

+335d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+E91

+325d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+330d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+330xd M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral

+335d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+E92

+325d M57N2

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+330d M57N2

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+330xd M57N2

Body Region Steering Transmission Usage
Coupe Europe • L Neutral

+335d M57N2

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+E93

+325d M57N2

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral

+330d M57N2

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral

5' Series

+E39

+535i M62

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe R • Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+540i M62

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe R • Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan USA • L Manual
Sedan USA • L Automatic
Sedan South Africa R • Manual
Sedan South Africa R • Automatic
Touring Europe • L Manual
Touring Europe R • Manual
Touring Europe • L Automatic
Touring Europe R • Automatic
Touring USA • L Automatic

+540iP M62

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan Mexico • L Automatic
Sedan USA • L Automatic
Sedan South Africa R • Automatic

+M5 S62

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe R • Manual
Sedan USA • L Manual
Sedan South Africa R • Manual

+E60

+525d M57N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+530d M57N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+530d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+530xd M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral

+535d M57N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+M5 S85

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan USA • L Neutral

+E60 Facelift

+525d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan India R • Neutral

+525xd M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral

+530d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan India R • Neutral

+530xd M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral

+535d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+540i N62N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral

+550i N62N

Body Region Steering Transmission Usage
Sedan Europe • L Neutral
Sedan Europe R • Neutral
Sedan USA • L Neutral

+E61

+525d M57N

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+530d M57N

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+530d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+530xd M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral

+535d M57N

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+E61 Facelift

+525d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+525xd M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral

+530d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+530xd M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral

+535d M57N2

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+550i N62N

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

+M5 S85

Body Region Steering Transmission Usage
Touring Europe • L Neutral
Touring Europe R • Neutral

6' Series

+E63

+M6 S85

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+E63 Facelift

+635d M57N2

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral

+650i N62N

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+E64

+M6 S85

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Cabrio USA • L Neutral

+E64 Facelift

+635d M57N2

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral

+650i N62N

Body Region Steering Transmission Usage
Cabrio Europe • L Neutral
Cabrio Europe R • Neutral
Cabrio USA • L Neutral

7' Series

+E38

+730i M60

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+730iL M60

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+735i M62

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+735iL M62

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+740i M60

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan USA • L Automatic
Sedan South Africa R • Automatic

+740i M62

Body Region Steering Transmission Usage
Sedan Europe • L Manual
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan USA • L Automatic
Sedan South Africa R • Automatic

+740iL M60

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan USA • L Automatic

+740iL M62

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan USA • L Automatic

+740iLP M62

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan USA • L Automatic

+E65

+730d M57N

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+730d M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+730i M54

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+730i N52

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+E66

+730Ld M57N2

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic

+730Li M54

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan Thailand R • Automatic

+730Li N52

Body Region Steering Transmission Usage
Sedan Europe • L Automatic
Sedan Europe R • Automatic
Sedan Thailand R • Automatic

X3 Series

+E83

+X3 2.0d M47N2

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 2.0i N46

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 2.5i M54

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV Thailand R • Neutral
SAV USA • L Neutral

+X3 3.0d M57N

Body Region Steering Transmission Usage
SAV Europe • L Neutral

+X3 3.0d M57N2

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 3.0i M54

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV Egypt • L Neutral
SAV USA • L Neutral

+E83 Facelift

+X3 1.8d N47

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 2.0d M47N2

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 2.0d N47

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV Russia • L Neutral
SAV Thailand R • Neutral

+X3 2.0i N46

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV Russia • L Neutral

+X3 2.5si N52N

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV Russia • L Neutral
SAV Thailand R • Neutral

+X3 3.0d M57N2

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 3.0i N52N

Body Region Steering Transmission Usage
SAV USA • L Neutral

+X3 3.0sd M57N2

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X3 3.0si N52N

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV Egypt • L Neutral
SAV Russia • L Neutral
SAV USA • L Neutral

X5 Series

+E53

+X5 3.0d M57N

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral

+X5 4.4i M62

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV USA • L Neutral

+X5 4.6is M62

Body Region Steering Transmission Usage
SAV Europe • L Neutral
SAV Europe R • Neutral
SAV USA • L Neutral

+E70

+X5 3.0d M57N2

Body Region Steering Transmission Usage
SAV Europe • L Automatic
SAV Europe R • Automatic

+X5 3.0sd M57N2

Body Region Steering Transmission Usage
SAV Europe • L Automatic
SAV Europe R • Automatic

+X5 3.5d M57N2

Body Region Steering Transmission Usage
SAV USA • L Automatic

X6 Series

+E71

+X6 30dX M57N2

Body Region Steering Transmission Usage
SAC Europe • L Automatic
SAC Europe R • Automatic

+X6 35dX M57N2

Body Region Steering Transmission Usage
SAC Europe • L Automatic
SAC Europe R • Automatic

Z Series

+E85

+Z4 M3.2 S54

Body Region Steering Transmission Usage
Roadster Europe • L Neutral
Roadster Europe R • Neutral
Roadster USA • L Neutral

+E86

+Z4 M3.2 S54

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral

+Z3

+Z3 1.9 M43

Body Region Steering Transmission Usage
Roadster Europe • L Neutral
Roadster Europe R • Neutral

+Z3 M3.2 S54

Body Region Steering Transmission Usage
Coupe Europe • L Neutral
Coupe Europe R • Neutral
Coupe USA • L Neutral
Roadster Europe • L Neutral
Roadster Europe R • Neutral
Roadster USA • L Neutral

The contents of the BMW parts & accessories catalog provided for acquaintance purposes only.

Part numbers, descriptions, prices and applicability information have been obtained from public sources on the Internet. We are not responsible for any data inconsistency and possible inconvenience caused. Contact your local parts supplier to get precise information about parts.