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Home >> Mercedes Benz >> 2012 >> S550 Base >> Repair and Diagnosis >> Collision >> General Collision Information >> Rear Wall & Rear End - 221 Chassis >> Testing & Repair >> Replace bottom rear center section together with rear crossmember - AR64.20-P-1060SX

Replace bottom rear center section together with rear crossmember - AR64.20-P-1060SX

MODEL 221, 216 

Fig 1: Identifying Bottom Rear Center Section, Mount Below tail lamp, Rear Crossmember - Shown On Model 221
G10111648Courtesy of MERCEDES-BENZ USA

Shown on model 221 

REMOVING Removing     
DANGER Risk of explosion from pressurized spray cans  Protect cans from direct sunlight and temperatures above 50 °C AS00.00-Z-0015-01A
DANGER Risk of poisoning  caused by inhaling vapors or swallowing adhesive. Risk of injury  caused by adhesive coming into contact with skin and eyes Wear respiratory protection, protective gloves and safety glasses. Pour adhesive into suitable and appropriately marked containers only. AS00.00-Z-0016-01A
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer. AS00.00-Z-0010-01A
DANGER 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
DANGER Risk of explosion  from aluminum grinding dust, risk of injury  to respiratory system from inhaling dust Wear protective respiratory mask, protective gloves and safety glasses.
Use suitable, grounded vacuum cleaner
AS60.00-Z-0007-01N
NOTES General information on body repair   AH60.00-N-0001-01A
NOTES Pretreatment of bonding surfaces   AH60.00-P-0008-01SX
NOTES Notes on paintwork repairs   AH98.00-P-9408-02A
IMPORTANT General information on riveting   AH60.00-P-0003-01N
IMPORTANT Notes on various body materials   AH60.00-P-0011-01SX
IMPORTANT General information on dent removal and straightening aluminum parts   AH60.00-P-0012-01N
IMPORTANT General information on body connection techniques   AH60.00-P-0015-01SX
IMPORTANT General information on MB materials   AH98.00-P-9409-03A
1 Remove rear bumper Model 216 AR88.20-P-2200SC
Model 221 without code (Z07) Top protection AR88.20-P-2200SX
Model 221 with CODE (Z07) Highest protection AR88.20-P-2200SXS
2 Remove tail lamps   AR82.10-P-4905SX
3 Remove spare tire well   AR88.30-P-1000SX
4 Cover all detachable parts remaining in vehicle Tarp (fire-resistant)  
5 Equip straightening bench with module members, cross members and straightening tool set. IMPORTANT Observe setup plans provided.
Celette straightening bench
Set of Celette module members 955.940
Celette additional member 955.908
Car-Bench straightening bench BT 17
Car-Bench straightening bench BT 43/1
Car-Bench straightening bench BT 140
Car-Bench universal crossmember set A 296
Car-Bench universal crossmember set 296/19
Multi-Z straightening set system MZ 450.000
Celette straightening bracket set 7221.300 (for model 221)
Celette 7216.309 supplementary straightening set for Celette straightening bracket set 7221.300 (for model 221)
Car-Bench straightening bracket set 82456 (for model 221)
Passenger car straightening system (Celette)
Straightening systems for passenger cars (Car Bench)
 
6 Lift vehicle with two-post lift Two-post lift  
7 Set vehicle onto straightening bench    
8 Fasten vehicle to straightening bench    
9 Separate bottom rear center section (1) with rear crossmember (3)   AR64.20-P-1060-01SX
    SPECIAL TOOL Spot weld milling cutter Figure
    SPECIAL TOOL Spot weld milling cutter
Vario Drill WS 91 spot weld removing tool
Round wire brush, braided, dia. 70 mm
Abrasive disk, Ø 115 mm, 80 m/s (max. 13, 250 rpm)
Hot air gun - 3000 W
Aluminum workshop vehicle
Drill (electric/pneumatic)
Angle grinder (electric/pneumatic)
Wet/dry vacuum cleaner
Figure
REFER TO FORMS Recycle aluminum parts   OS60.00-P-0001-01N
10 Prepare bottom rear center section (1) for installation   AR64.20-P-1000-07SX
Round wire brush, braided, dia. 70 mm
Aluminum workshop vehicle
Drill (electric/pneumatic)
 
11 Prepare rear crossmember (3) for installation   AR64.20-P-1100-02SX
Round wire brush, braided, dia. 70 mm
Aluminum workshop vehicle
Drill (electric/pneumatic)
 
INSTALLING Install     
12 Install and weld in rear crossmember (3)   AR64.20-P-1060-03SX
IMPORTANT General information on riveting   AH60.00-P-0003-01N
Clamping pliers
Manual temporary fastener, Ø 6.4 mm,
clamping area 0 to 15 mm, identification color silver
Round wire brush, braided, dia. 70 mm
Taurus 3 blind rivet tool with 100 mm
extension unit
Aluminum workshop vehicle
Drill (electric/pneumatic)
Wet/dry vacuum cleaner
 
Polygrip flat round head rivet, 6.4X14 *BR00.45-Z-1001-13A 
Polygrip countersunk-head rivet, 6.4X14 *BR00.45-Z-1002-13A 
Adhesive *BR00.45-Z-1092-02A 
13 Install bottom rear section (1)   AR64.20-P-1000-08SX
IMPORTANT General information on riveting   AH60.00-P-0003-01N
Trunk lid to rear lamp unit *BE60.00-P-1003-01R 
Rear fender to lamp unit *BE60.00-P-1003-01R 
Trunk lid to rear fender, top *BE60.00-P-1003-01R 
Trunk lid to rear lamp unit *BE60.00-P-1003-01T 
Rear fender to lamp unit *BE60.00-P-1003-01T 
SPECIAL TOOL Feeler gauge
Clamping pliers
Manual temporary fastener, Ø 6.4 mm,
clamping area 0 to 15 mm, identification color silver
Round wire brush, braided, dia. 70 mm
Taurus 3 blind rivet tool with 100 mm extension unit
Aluminum workshop vehicle
Drill (electric/pneumatic)
Wet/dry vacuum cleaner
Figure
Polygrip flat round head rivet, 6.4X14 *BR00.45-Z-1001-13A 
Adhesive *BR00.45-Z-1092-02A 
14 Adjust gap dimensions on hoods, doors and lids Model 221 gap dimensions AR60.00-P-0700-01SX
SPECIAL TOOL Feeler gauge Figure
Trunk lid to rear lamp unit *BE60.00-P-1003-01R 
Rear fender to lamp unit *BE60.00-P-1003-01R 
Trunk lid to rear fender, top *BE60.00-P-1003-01R 
Model 216 gap dimensions AR60.00-P-0700-01SC
SPECIAL TOOL Feeler gauge Figure
Trunk lid to rear lamp unit *BE60.00-P-1003-01T 
Rear fender to lamp unit *BE60.00-P-1003-01T 
15 Unfasten vehicle from straightening bench    
16 Lift vehicle with two-post lift Two-post lift  
17 Remove straightening bench.    
18 Clean repair area    
19 Prime repair area with primer filler    
20 Carry out seam sealing after repairs IMPORTANT Supplement standard sealants with MB body sealant. AR97.10-P-4000SX
Sealant *BR00.45-Z-1003-01A 
Seam sealant, sprayable 310 ml *BR00.45-Z-1041-01A 
21 Paint repair areas and adjacent surfaces    
22 Apply additional cavity preservation Model 221 AR97.20-P-1500SX
    Model 216 AR97.20-P-1500SC
NOTES Notes on cavity preservation   AH97.20-P-0001-01B
    Cavity preservation gun Sata HRS no. 11072  
    Preservation agent *BR00.45-Z-1003-05A 
23 Remove tarp IMPORTANT On all covered parts remaining in vehicle.  
24 Install spare tire well   AR88.30-P-1000SX
25 Install tail lamps   AR82.10-P-4905SX
26 Install rear bumper Model 216 AR88.20-P-2200SC
Model 221 without code (Z07) Top protection AR88.20-P-2200SX
Model 221 with CODE (Z07) Highest protection AR88.20-P-2200SXS
CHECK VALUES FOR GAPS

Number Designation Model 221
BE60.00-P-1003-01R Gap dimension Trunk lid to rear fender, top Dimension "J" mm 4 (±0.5)
Trunk lid to rear lamp unit Dimension "K" mm 4 (±0.5)
Trunk lid to bumper Dimension "L" mm 5.5 (±1.5)
Rear fender to lamp unit Dimension "M" mm 2.5 (±0.5)
Trunk lid license plate panel to rear lamp unit Dimension "N" mm 4 (±0.5)
See picture   AR60.00-P-0700-01SX
CHECK VALUES FOR GAPS

Number Designation Model 216 up to model year 2011 Model 216 as of model year 2011
BE60.00-P-1003-01T Gap dimension Trunk lid to rear fender, top Dimension "J" mm 3.5 (±0.8) 3.5 (±0.8)
Trunk lid to rear lamp unit Dimension "K" mm 3.5 (±0.8) 3.5 (±0.8)
Trunk lid to bumper Dimension "L" mm 5.5 (±1.5) 5.5 (±1.5)
Rear fender to lamp unit Dimension "M" mm 2.5 (±0.5) 2.5 (±0.5)
  See picture   AR60.00-P-0700-01SC AR60.00-P-0700-01SC
Fig 2: Identifying Feeler Gauge (129 589 03 21 00)
G07699374Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Spot Weld Milling Cutter (201 589 00 51 00)
G07692600Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Spot Weld Milling Cutter (215 589 00 51 00)
G07635063Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1003-01A White sealing compound, 310 ml, DBL 6069.20 A 001 989 63 20
BR00.45-Z-1041-01A Seam sealant, sprayable 310 ml A 002 989 84 20
BR00.45-Z-1092-02A Adhesive kit, body, 2-component adhesive A 009 989 36 71
BR00.45-Z-1003-05A Cavity sealant, solvent-free (1 l container) A 000 986 72 70 05
BR00.45-Z-1002-13A Polygrip countersunk-head rivet, 6.4X14 A 003 990 86 97 05
BR00.45-Z-1001-13A Blind rivet 6.4X14 A 003 990 35 97