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Slipstream deflector for BMW 3 Series E21 320i (1979)

This Slipstream deflector technical drawing provides a detailed breakdown of the assembly for the 3 Series E21 320i. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 1979.

Slipstream deflector
No. Description Supp. Qty  From   Up To  Part Number Price Notes
01 Repair kit sliding lifting roof 1 54129057079 ENDED Shop at ECS Tuning
WITHOUT
HEAD LINING
SOUND INSULATION
UPHOLSTERY
WATER HOSE
02 Retrofit kit, slipstream deflector 1 82119401098 $53.01 ENDED Shop at ECS Tuning
03 Gasket 1 72601857053 $10.95 Shop at ECS Tuning
04 Screw 2 72601852660 $1.72 Shop at ECS Tuning
05 Support 2 72601852659 $8.72 Shop at ECS Tuning
06 Knurled nut M6 2 72601852661 $1.72 Shop at ECS Tuning
Notes
  • ENDED = the part has been discontinued (no longer available).

See Also

Frequently Asked Questions

What assembly is shown in the BMW 3 Series E21 320i Slipstream deflector?
This technical diagram illustrates the Slipstream deflector within the Sliding Roof / Folding Top group for the 3 Series E21 320i produced during 1979. It provides a detailed exploded view of the components, identifying key parts such as the Repair kit sliding lifting roof (Part #54129057079).
Which models use the hardware listed in this Slipstream deflector?
The hardware and components featured in the Slipstream deflector are specific to the 3 Series E21 320i produced during 1979. These technical specifications ensure that parts like the Repair kit sliding lifting roof (54129057079) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the Slipstream deflector assembly?
Each item in the Slipstream deflector corresponds to the numbered list below the illustration. For the 3 Series E21 320i, you can identify the Repair kit sliding lifting roof by locating its position on the schematic, which then links to the official BMW part number 54129057079 for the Sliding Roof / Folding Top section.