Curt Group 13458 User manual

CURTMFG.COM •PRODUCT SUPPORT: 877.287.8634 •13458-INS-RA •07/06/2020 •ECN7212 •PAGE 1
Product Registration and Warranty
CURT stands behind our products with industry-leading warranties. To get copies of the product
warranties, register your purchase or provide feedback, visit: warranty.curtgroup.com/surveys
Weight Carrying Capacity
Gross trailer weight (GTW) 5,000 lbs.
Tongue weight (TW) 750 lbs.
INSTALLATION MANUAL 13458
Tools Required
Ratchet Socket, 13mm
Torque wrench Socket, 3/4"
Socket extension, 6” Aviation sheers
Safety glasses --
* For a tools reference guide visit
curtmfg.com/trailer-hitch-installation
Level of Difficulty
Easy
Installation difficulty levels are based on time
and effort involved and may vary depending on
the installer level of expertise, condition of the
vehicle and proper tools and equipment.
WARNING
Never exceed the vehicle manufacturer's recommended towing capacity.
SAFETY INSTRUCTIONS
Safety glasses should be worn at all times while installing this product.
NOTICE
Visit www.curtmfg.com for a full-color copy of this
instruction manual, as well as helpful videos, guides and much more!
Before you begin installation, read all instructions thoroughly.
Proper tools will improve the quality of installation and reduce the time required.
This installation requires:
• Lowering of the exhaust
• Trimming the fascia, if applicable
• Fishwiring
Periodic inspection of the trailer hitch should be performed to ensure all
mounting hardware remains tight and structural components are secure.
To help prevent damage to the product or vehicle, refer to the specified
torque specifications when securing hardware during the installation process.
Parts List
Item Qty Description
1 4 Carriage bolt,
1/2”-13 x 1-1/2”, grade 8
2 4 Square-hole spacer,
1/4" x 1" x 3"
3 4 Serrated-flange nut, 1/2"-13
4 4 Fishwire, 1/2”
5 1 Flange bolt,
M8-1.25 x 35mm, CL 10.9
Product Photo

CURTMFG.COM •PRODUCT SUPPORT: 877.287.8634 •13458-INS-RA •07/06/2020 •ECN7212 •PAGE 2
ASSEMBLY
This technique can be used if exhaust
hanger removal pliers are not available.
Using a 5/8" open end wrench, slide
the wrench up to the rubber isolator,
cradling the hanger rod as shown.
Place the flat edge of a pry bar between
the wrench and the hanger stop or hanger
rod. Then simply rotate the pry bar toward
the wrench to remove the rubber isolator.
Note: Using a lubricant or soapy
water on the hanger rod and the
rubber isolator helps removal.
RUBBER ISOLATOR
REMOVAL DIAGRAM
Attach the fishwire to
the carriage bolt and
slide the spacer onto
the fishwire.
Push the bolt through
the hole followed by
the spacer, as shown.
Pull the bolt back into
position, protruding
from the frame.
REVERSE PULL FISHWIRE TECHNIQUE
FRONT
REAR
Insert coiled end of fishwire tool through hitch
mounting hole in vehicle frame rail and out the
access hole. Pass coiled end of fishwire
through spacer and thread bolt into
coil. Kink wire to keep spacer
seperate from bolt as shown.
Pull fishwire, spacer and
bolt through frame and
out mounting hole. Use
fishwire to guide hitch during mounting and
prevent loss of bolt or spacer inside frame rail.
MOUNTING
HOLE
ACCESS
HOLE
FISHWIRE TECHNIQUE
Parts List
Item Qty Description
1 4 Carriage bolt,
1/2”-13 x 1-1/2”, grade 8
2 4 Square-hole spacer,
1/4" x 1" x 3"
3 4 Serrated-flange nut, 1/2"-13
4 4 Fishwire, 1/2”
5 1 Flange bolt,
M8-1.25 x 35mm, CL 10.9
1
5
4
3
2

CURTMFG.COM •PRODUCT SUPPORT: 877.287.8634 •13458-INS-RA •07/06/2020 •ECN7212 •PAGE 3
Step 1
Lower the exhaust by using a 13mm
socket to remove exhaust hanger bolt
on the bottom of the driver-side frame
rail and removing the exhaust isolator
on the passenger-side frame rail.
This technique can be used if exhaust
hanger removal pliers are not available.
Using a 5/8" open end wrench, slide
the wrench up to the rubber isolator,
cradling the hanger rod as shown.
Place the flat edge of a pry bar between
the wrench and the hanger stop or hanger
rod. Then simply rotate the pry bar toward
the wrench to remove the rubber isolator.
Note: Using a lubricant or soapy
water on the hanger rod and the
rubber isolator helps removal.
RUBBER ISOLATOR
REMOVAL DIAGRAM
Step 2
Fishwire two 1/2” carriage bolts (#1)
and square-hole spacers (#2) into the
rearward most holes in the frame rails.
Reverse fishwire the remaining carriage
bolts and spacers into the access holes.
Insert coiled end of fishwire tool through hitch
mounting hole in vehicle frame rail and out the
access hole. Pass coiled end of fishwire
through spacer and thread bolt into
coil. Kink wire to keep spacer
seperate from bolt as shown.
Pull fishwire, spacer and
bolt through frame and
out mounting hole. Use
fishwire to guide hitch during mounting and
prevent loss of bolt or spacer inside frame rail.
MOUNTING
HOLE
ACCESS
HOLE
FISHWIRE TECHNIQUE
Attach the fishwire to
the carriage bolt and
slide the spacer onto
the fishwire.
Push the bolt through
the hole followed by
the spacer, as shown.
Pull the bolt back into
position, protruding
from the frame.
REVERSE PULL FISHWIRE TECHNIQUE
Step 3
Raise the trailer hitch into position and loosely
secure with 1/2” serrated-flange nuts (#3).
Torque all 1/2” fasteners to 110 lb-ft.
Note: The untextured portion of bumper
cover may need to be trimmed near the
receiver tube if the spacing is too tight.

CURTMFG.COM •PRODUCT SUPPORT: 877.287.8634 •13458-INS-RA •07/06/2020 •ECN7212 •PAGE 4
TOWING BASICS & SAFETY INFORMATION
For information on safely towing your trailer, visit curtmfg.com/understanding-towing.
Final Installed Image
Step 4
Reinstall the exhaust isolator and hanger
using the provided M8 flange bolt (#5)
and torque it to 23 lb-ft.