Rear Floor & Rails for 1999 Pontiac Montana
No.
Part # / Description / Price
Price
3
Passenger Side Rear Underbody Sill Extension 
GM
GM Positions: Right
Notes: PARTS: Part included in rear sill assembly.
Description: Long wheelbase. Completes the appearance of your vehicle's body panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
3
Rear Sill Lower Extension GM
GM Positions: Left
Notes: PARTS: Part included in rear sill assembly.
Description: Long wheelbase.
4
MSRP $389.63
$292.23
6
MSRP $6.17
$4.63
6
$3.91
6
Filler Panel GM
GM Positions: Left
Description: Standard wheelbase. Short wheelbase.
MSRP $28.02
$21.01
MSRP $28.02
$21.01
6
MSRP $20.25
$15.19
7
$76.38
9
Rear Underbody Rail Assembly with Reinforcements, Bracket, and Nuts GM
GM Positions: Left
Description: Std wheelbase. Short wheelbase. Helps strengthen and support your vehicle's underbody
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $440.36
$306.40
MSRP $440.36
$306.40
10
Rear Rail Assembly Rear Extension GM
GM Positions: Right
Notes: PARTS: Part included in rear rail assembly.
Description: Long wheelbase.
$131.25
$131.25
10
Rear Rail Assembly Rear Extension GM
GM Positions: Right
Notes: PARTS: Part included in rear rail assembly.
Description: Std wheelbase. Standard wheelbase.
$8.14
$8.14
11
Impact Bar Reinforcement GM
GM Positions: Left
Notes: PARTS: Part included in rear rail assembly.
Description: Bumper impact bar. 2001-05. 1997-00.
