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Home >> Mercedes Benz >> 2021 >> C63 AMG 2D Convertible >> Repair and Diagnosis >> Collision >> Body Panels >> Collision - Rear Wall & Rear End >> Rear Wall And Rear End Body Repair >> Completely Remove And Install Rear Longitudinal Member - Ar64.20-P-1220LW

Completely Remove And Install Rear Longitudinal Member - Ar64.20-P-1220LW

Model 205.0/1/2/3 

Fig 1: Rear Longitudinal Member And Adjacent Component Locations (Complete) (Model 205.0/1/2/3)
G14805368Courtesy of MERCEDES-BENZ USA

Shown on model 205.0 

DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
DANGER Risk of death  when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC) Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines. AS00.00-Z-0035-01A
DANGER Risk of explosion  from aluminum grinding dust, risk of injury to respiratory system from inhaling dust Wear dust filter mask, safety glasses, and protective gloves.
Use a suitable, grounded dust extraction system.
AS60.00-Z-0007-01N
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
Notice General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment   AH00.00-Z-0300-01A
Notice Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
Notice Notes on battery   AH54.10-P-0001-01A
Notice General information on body repair   AH60.00-P-0001-01KOA
Notice Pretreatment of bonding surfaces   AH60.00-P-0008-01SX
Notice General information on crack diagnosis of aluminum parts   AH60.00-P-0014-01N
  Note on working on aluminum components and vehicles   AH60.00-P-0034-01LW
  General information on MB materials   AH98.00-P-9409-03A
REMOVING Remove     
1 Remove detachable parts in area to be repaired    
2 Cover all detachable parts remaining on vehicle with spark protection blanket    
3 Remove rear end assembly Model 205.0/1 AR64.20-P-1020LW 
    Model 205.2 AR64.20-P-1020LWS 
    Model 205.3 AR64.20-P-1020CLW 
4.1 Remove inner C-pillar side wall Model 205.0/1 AR63.10-P-0700LW
4.2 Remove inner side wall with partial rear outer wheelhouse Model 205.2/3
Model 205.2
AR63.10-P-6050LWS
    Model 205.3 AR63.10-P-6050CLW
5 Remove longitudinal member outer shell Model 205.0/1/2 AR63.30-P-1102LW
    Model 205.3 IMPORTANT Remove only rear section of longitudinal member outer shell. AR63.30-P-1102CLW
6 Remove rear-end door and partial rear longitudinal member IMPORTANTCommercially available devices/tools 
Round wire brush
Spot weld milling machine
Heat gun
Wet/dry vacuum cleaner
Body and aluminum workplace
Aluminum tools
AR64.20-P-1260-01LW
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
7 Remove crossmember above rear axle   AR64.20-P-1301LW 
8 Remove rear longitudinal member (1) with end plate (4), bottom crossmember (2) and top crossmember (3) IMPORTANTCommercially available devices/tools 
Round wire brush
Body power jigsaw
Spot weld milling machine
Heat gun
Wet/dry vacuum cleaner
Body and aluminum workplace
Aluminum tools
AR64.20-P-1200-22LW 
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
9 Prepare rear longitudinal member (1), bottom crossmember (2), top crossmember (3) and end plate (4) IMPORTANTCommercially available devices/tools 
Round wire brush
Body power jigsaw
Body and aluminum workplace
Aluminum tools
AR64.20-P-1200-23LW 
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
INSTALLING Install     
DANGER The high voltage used for electric welding presents a lethal hazard. Risk of explosion  from welding in areas close to highly inflammable materials. Risk of injury  from weld splatter and UV-light when welding. Risk of poisoning  from inhaling welding gases Use insulating mats. Wear protective clothing, safety glasses and a protective mask. Remove highly inflammable materials from the hazard area. Use air extraction system. AS00.00-Z-0007-01A
Notice Measures for preventing damage to components when performing electric welding and soldering work   AH60.00-P-0001-02A
  General information on riveting   AH60.00-P-0003-01N
10 Install rear longitudinal member (1), bottom crossmember (2), top crossmember (3) and end plate (4)   AR64.20-P-1200-24LW 
REFER TO SPECIAL TOOLS 000 588 02 84 00 Welder   WS60.00-P-0022K
REFER TO SPECIAL TOOLS 000 588 01 23 00 Body straightening system IMPORTANTCommercially available devices/tools 
Round wire brush
Manual temporary fastener 6.35 mm
Blind rivet gun (minimum pull-off force 19 kN)
Spot welder
Hole finder
Wet/dry vacuum cleaner
Body and aluminum workplace
Aluminum tools
WS60.00-P-0023K
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
    Parts kit for 2-component adhesive for body *BR00.45-Z-1162-02A 
    Blind rivet Y2 6.5 x 12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN) *BR00.45-Z-1012-13A 
    Blind rivet Y1 6.4 x 12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN) *BR00.45-Z-1035-13A 
    Blind rivet Y3 6.5 x 14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN) *BR00.45-Z-1016-13A 
11 Install crossmember above rear axle   AR64.20-P-1301LW 
12 Prepare rear-end door and partial rear longitudinal member IMPORTANTCommercially available devices/tools 
Round wire brush
AR64.20-P-1260-02LW 
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
13 Install rear-end floor and partial rear longitudinal member   AR64.20-P-1260-03LW 
REFER TO SPECIAL TOOLS 000 588 01 23 00 Body straightening system IMPORTANTCommercially available devices/tools 
Round wire brush
Manual temporary fastener 6.35 mm
Blind rivet gun (minimum pull-off force 19 kN)
Spot welder
Wet/dry vacuum cleaner
Body and aluminum workplace
Aluminum tools IMPORTANT Observe set-up plans provided.
WS60.00-P-0023K
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
    Parts kit for 2-component adhesive for body *BR00.45-Z-1162-02A 
    Countersunk-head blind rivet Z3 6.4x17.0 (clamping area 4.5 mm to 6.5 mm, draw-off strength min. 15.5 kN) *BR00.45-Z-1055-13A 
    Blind rivet Y2 6.5 x 12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN) *BR00.45-Z-1012-13A 
    Blind rivet Y3 6.5 x 14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN) *BR00.45-Z-1016-13A 
    Blind rivet Y5 6.4 (clamping range 7.82 mm to 9.83 mm, draw-off strength min. 16 kN) *BR00.45-Z-1034-13A 
    Blind rivet Y4 6.4 M6 (clamping range 5.82 mm to 7.82 mm, draw-off strength min. 16 kN) *BR00.45-Z-1032-13A 
14 Install longitudinal member outer shell Model 205.0/1/2 AR63.30-P-1102LW
    Model 205.3 IMPORTANT Install only rear section of longitudinal member outer shell. AR63.30-P-1102CLW
15.1 Install inner C-pillar side wall Model 205.0/1 AR63.10-P-0700LW
15.2 Install inner side wall with partial outer rear wheel well Model 205.2/3
Model 205.2
AR63.10-P-6050LWS
    Model 205.3 AR63.10-P-6050CLW
16 Install rear end assembly Model 205.0/1 AR64.20-P-1020LW 
    Model 205.2 AR64.20-P-1020LWS 
    Model 205.3 AR64.20-P-1020CLW 
17 Install detachable parts in area to be repaired    
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1001-07A Zinc dust paint suitable for spot welding A 000 986 34 42
BR00.45-Z-1012-13A Blind rivet Y2 6.5 x 12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN) A 004 990 16 97
BR00.45-Z-1016-13A Blind rivet Y3 6.5 x 14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN) A 004 990 17 97
BR00.45-Z-1032-13A Blind rivet Y4 6.4 M6 (clamping range 5.82 mm to 7.82 mm, draw-off strength min. 16 kN) A 003 990 81 97
BR00.45-Z-1034-13A Blind rivet Y5 6.4 (clamping range 7.82 mm to 9.83 mm, draw-off strength min. 16 kN) A 003 990 80 97
BR00.45-Z-1035-13A Blind rivet Y1 6.4 x 12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN) A 000 991 76 32
BR00.45-Z-1055-13A Countersunk-head blind rivet Z3 6.4x17.0 (clamping area 4.5 mm to 6.5 mm, draw-off strength min. 15.5 kN) A 000 991 86 32
BR00.45-Z-1162-02A Parts kit for 2-component adhesive for body A 012 989 17 71