Structural Components & Rails for 2021 BMW X4
No.
Part # / Description / Price
Price
2
Strut Tower 
BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: With vin.
2
Strut Tower BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: Without vin.
2
Strut Tower BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: With vin.
3
Reinforcement BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $137.73
$106.74
MSRP $137.73
$106.74
3
Reinforcement BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
MSRP $137.73
$106.74
MSRP $137.73
$106.74
4
Upper Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $264.47
$204.96
MSRP $264.47
$204.96
4
Upper Rail BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
MSRP $264.47
$204.96
MSRP $264.47
$204.96
5
Upper Inner Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $264.47
$204.96
MSRP $264.47
$204.96
5
Upper Inner Rail BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
MSRP $264.47
$204.96
MSRP $264.47
$204.96
6
Support Bracket BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
MSRP $242.39
$187.85
MSRP $242.39
$187.85
6
Support Bracket BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $242.39
$187.85
MSRP $242.39
$187.85
7
Apron Reinforced BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
MSRP $165.27
$128.09
MSRP $165.27
$128.09
7
Apron Reinforced BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $165.27
$128.09
MSRP $165.27
$128.09
8
Bracket BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $89.52
$69.38
MSRP $89.52
$69.38
10
Inner Panel Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $216.18
$178.35
MSRP $216.18
$178.35
11
Rail Assembly BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $419.42
$325.05
MSRP $419.42
$325.05
12
Rail Support BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, engine. Sedan,.
MSRP $89.52
$69.38
MSRP $89.52
$69.38
12
Rail Support BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, engine. Sedan,.
MSRP $89.52
$69.38
MSRP $89.52
$69.38
13
Rail Extension BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
MSRP $419.42
$325.05
MSRP $419.42
$325.05
13
Rail Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $319.56
$247.66
MSRP $319.56
$247.66
14
Support Panel BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: Sedan,.
MSRP $151.50
$117.41
MSRP $151.50
$117.41
14
Support Panel BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: Sedan,.
MSRP $151.50
$117.41
MSRP $151.50
$117.41
15
Engine Support Reinforcement BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
15
Engine Support Reinforcement BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
MSRP $165.27
$128.09
MSRP $165.27
$128.09
17
MSRP $51.16
$44.76
17
MSRP $51.16
$44.76
22
MSRP $37.26
$32.60
No.
Part # / Description / Price
Price
17
MSRP $51.16
$44.76