Remove/Install Passenger Bench Seat - AR91.21-S-4425EE

Model 447.7, 448.7 

with code UR8 (Pass. compt. seats, 2seat bench 2nd row, luxury) 

Model 447.7/8, 448.7 

with code US4 (3-passenger comfort bench seat, 1st row, folding outer seat) 

Model 447.7/8, 448 

with code US1 (2-passenger bench seat, comfort, 1st rear row) 

Model 447.7/8, 448 

with code US5 (3-passenger comfort bench seat, 2nd row, folding outer seat) 

Folding outer seat, with code US4 (3-passenger bench seat, comfort, 1st row, folding outer seat) or with code US5 (3-passenger bench seat, comfort, 2nd row, folding outer seat) 

Courtesy of MERCEDES-BENZ USA

Folding bench seat, shown with code US4 (3-passenger bench seat, comfort, 1st row, folding outer seat) 

Courtesy of MERCEDES-BENZ USA

Notice	Notes on carrying out repair work in the vehicle interior		AH68.00-D-0001-01KOS
	Remove/install
1	Operate backrest release of backrest (2) and fold backrest (2) forward	Model 447.7/8, 448.7 with code US4 (3-passenger comfort bench seat, 1st row, folding outer seat) Model 447.7/8, 448 with code US5 (3-passenger comfort bench seat, 2nd row, folding outer seat) : Backrest (2) must engage.
2	Operate seat release (3) and fold individual seat forward	Model 447.7/8, 448.7 with code US4 (3-passenger comfort bench seat, 1st row, folding outer seat) Model 447.7/8, 448 with code US5 (3-passenger comfort bench seat, 2nd row, folding outer seat) : Individual seat must engage.
3	Release seat releases (4) and remove individual seat	Model 447.7/8, 448.7 with code US4 (3-passenger comfort bench seat, 1st row, folding outer seat) Model 447.7/8, 448 with code US5 (3-passenger comfort bench seat, 2nd row, folding outer seat) Helper required.
4	Operate backrest releases and fold backrests (6) forward	: Backrests (6) must engage.
5	Operate seat release (7) and fold bench seat forward	: Bench seat must engage.
6	Release seat releases (8)
7	Remove bench	Helper required.
8	Install in the reverse order