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Westin Automotive Products, Inc. 

320 W. Covina Blvd 

San Dimas, Ca. 91773 

Thank you for choosing Westin products 

for additional installation assistance please call 

Customer Service (800) 793-7846 

www.westinautomotive.com 

P.N.: 75-3032-RevD 

ECO #: W16-0113 

DATE: 1/13/17 

INSTALLATION INSTRUCTIONS 

AUTOMOTIVE PRODUCTS, 

PRO TRAXX 4 & 5 OVAL TUBE STEP BAR 

APPLICATION:  
 

2007-2017 Toyota Tundra Double Cab / Crew Max 

PART NUMBER:  

21-23240, 21-23245, 21-23250, 21-23255 
21-53240, 21-53245, 21-53250, 21-53255

 

ITEM 

QUANTITY 

DESCRIPTION 

TOOLS NEEDED 

STEP BARS 

13MM SOCKET 

 FRONT MOUNTING BRACKETS  

12MM SOCKET 

 CENTER MOUNTING BRACKETS 

HEX KEY TOOL 

REAR MOUNTING BRACKETS 

RATCHET 

12 

M8 HEX HEAD CAP SCREW (YELLOW ZINC) 

TORQUE WRENCH  

12 

M8 FLAT WASHER (YELLOW ZINC) 

 

12 

M8 SPRING LOCK WASHER (YELLOW ZINC) 

 

12 

M10 BUTTON HEAD SOCKET CAP SCREW (BLACK ZINC) 

 

12 

M10 INTERNAL TOOTHED LOCK WASHER (BLACK ZINC) 

 

10 

12 

M10 FLAT WASHER (BLACK ZINC) 

 

11 

12 

M6 HEX HEAD CAP SCREW (YELLOW ZINC)  

 

12 

24 

M6 FLAT WASHER (YELLOW ZINC)  

 

13 

12 

M6 NYLON NUT (YELLOW ZINC) 

 

14 

PLASTIC BRACKET COVER  

 

ANTI-SEIZE LUBRICANT MUST BE USED ON ALL STAINLESS STEEL FASTENERS TO PREVENT THREAD DAMAGE AND GALLING

 

ITEM 2 

ITEM 14 

Pro Traxx 5 

brackets similar 

Pro Traxx 4  

ITEM 3 

ITEM 4 

Pro Traxx 4  

Pro Traxx 4  

Care Instructions 

 

REGULAR WAXING IS RECOMMENDED. DO NOT USE ANY TYPE OF POLISH OR WAX THAT MAY CONTAIN ABRASIVES. 

 

STAINLESS STEEL PRODUCTS CAN BE CLEANED WITH MILD SOAP AND WATER. STAINLESS STEEL POLISH SHOULD BE USED TO POLISH SMALL SCRATCHES. 

 

GLOSS BLACK FINISHES SHOULD BE CLEANED WITH MILD SOAP AND WATER. 

Summary of Contents for 21-23240

Page 1: ...AD CAP SCREW YELLOW ZINC TORQUE WRENCH 6 12 M8 FLAT WASHER YELLOW ZINC 7 12 M8 SPRING LOCK WASHER YELLOW ZINC 8 12 M10 BUTTON HEAD SOCKET CAP SCREW BLACK ZINC 9 12 M10 INTERNAL TOOTHED LOCK WASHER BLACK ZINC 10 12 M10 FLAT WASHER BLACK ZINC 11 12 M6 HEX HEAD CAP SCREW YELLOW ZINC 12 24 M6 FLAT WASHER YELLOW ZINC 13 12 M6 NYLON NUT YELLOW ZINC 14 6 PLASTIC BRACKET COVER ANTI SEIZE LUBRICANT MUST BE...

Page 2: ...tall the front mounting bracket Item 2 using 2 M8 hex head cap screws Item 5 2 M8 flat washers Item 6 and 2 M8 lock washers Item 7 See Figure 2 Do not fully tighten at this time 4 Remove the two center rocker panel factory hex head cap screws located near the rear of the drivers door and set aside See Figure 3 5 Install the center mounting bracket Item 3 using 2 M8 hex head cap screws Item 5 2 M8 ...

Page 3: ...r Figure 6 Step tube installed to bracket INSTALLATION COMPLETE Bracket covers not shown Figure 5 7 Locate 1 plastic bracket cover Item 14 and loosely secure it to the 6 brackets using the provided hardware 2 M6 hex head cap screws 4 M6 flat washers and 2 M6 nylon nuts Repeat for every bracket See Figure 5 8 Take the drivers side step bar Item 1 and place it on the mounting cradles and align the m...

Page 4: ...NCTION AND SAFETY DRILLING Most Westin products do not require drilling for installation If drilling is defined as required use caution when drilling a vehicle FAILURE TO REVIEW AN AREA TO BE DRILLED MAY RESULT IN PERSONAL INJURY AND OR INJURY TO OTHERS AS WELL AS VEHICLE DAMAGE EYE PROTECTION ALWAYS WEAR SAFETY GLASSES OR GOGGLES DURING THE INSTALLATION PROCESS TO AVOID PERSONAL INJURY MAXIMUM TO...

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