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![]() TM 9-2320-363-20-2 
FRONT BUMPER REPLACEMENT 
This task covers: 
a. Removal 
b. Cleaning/Inspection 
c. Installation 
INITIAL SETUP 
Tools and Special Equipment: 
Personnel Required: (2) 
Shop Equipment, SC 4910-95-CL-A72 
General Safety Instructions: 
Tool Kit, SC 5180-90-CL-N26 
Material/Parts: 
WARNING 
Front bumper weighs 260 lb (118 kg). Use 
Nut, Lock (2) 
suitable lifting device to remove or install front 
bumper to prevent possible injury to personnel. 
Nut, Lock (20) 
REMOVAL 
1. 
REMOVE TWO LOCK NUTS (1), TWO WASHERS (2), TWO SCREWS (3), TWO WASHERS (4), AND BRACKET 
(5) FROM FRONT BUMPER (6). DISCARD LOCK NUTS. 
WARNING 
Front bumper weighs 260 lb (118 kg).  Use suitable lifting device to remove or 
install front bumper to prevent possible injury to personnel. 
2. 
ATTACH SUITABLE LIFTING DEVICE TO FRONT BUMPER (6) USING LIFTING SHACKLES (7) AS ATTACHING 
POINTS. ON M917A1 AND M917A1 W/MCS, USE LIFTING SHACKLES ON COMBINATION TOWING/LIFT/TIE- 
DOWN BRACKETS (8). 
NOTE 
Note bolt size and location during removal to aid in installation. 
M915A2 towing brackets are shown. M916A1 and M916A2 towing brackets are 
installed pointing down. On M917A1 and M917A1 w/MCS, towing brackets are 
configured to serve as combination towing/lift/tie-down brackets. 
3. 
REMOVE 12 LOCK NUTS (9), 12 WASHERS (10), 12 BOLTS (11), 12 WASHERS (12), 2 TOWING BRACKETS 
(8), AND FRONT BUMPER (6). DISCARD LOCK NUTS. 
4. 
LOWER BUMPER (6) TO GROUND AND DISCONNECT LIFTING DEVICE. 
5. 
REMOVE EIGHT LOCK NUTS (13), EIGHT WASHERS (14), EIGHT BOLTS (15), EIGHT WASHERS (16), AND 
TWO LIFTING BRACKETS (17) FROM FRONT BUMPER (6). DISCARD LOCK NUTS. 
CLEANING/INSPECTION 
4-628 Change 3 
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