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  40" X 48" ALUMINUM UTILITY TRAILER KIT

Owner’s Manual

  40" X 48" ALUMINUM UTILITY TRAILER KIT

Owner’s Manual

Parts Diagram & parts list

14 of 15

Replacement Parts

•  For replacement parts and technical questions, please call Customer Service at 

1-800-222-5381.

•  Not all product components are available for replacement. The illustrations provided are a 

convenient reference to the location and position of parts in the assembly sequence. 

•  When ordering parts, the following will be required: Model Number, Serial Number/Lot Date 

Code, and Description. 

•  The distributor reserves the rights to make design changes and or improvements to product 

lines and manuals without notice.

Limited Warranty 

Northern Tool and Equipment Company, Inc. ("We'' or '"Us'') warrants to the original purchaser 
only ("You'' or “Your”) that the Ultra Tow product purchased will be free from material defects in 
both materials and workmanship, normal wear and tear excepted, for a period of one year from 
date of purchase. The foregoing warranty is valid only if the installation and use of the product 
is strictly in accordance with product instructions. There are no other warranties, express or 
implied, including the warranty of merchantability or fitness for a particular purpose. If the 
product does not comply with this limited warranty, Your sole and exclusive remedy is that We 
will, at our sole option and within a commercially reasonable time, either replace the product or 
product component without charge to You or refund the purchase price (less shipping). This 
limited warranty is not transferable.

Limitations on the Warranty

This limited warranty does not cover: (a) normal wear and tear; (b) damage through abuse, 
neglect, misuse, or as a result of any accident or in any other manner; (c) damage from 
misapplication, overloading, or improper installation; (d) improper maintenance and repair; and 
(e) product alteration in any manner by anyone other than Us, with the sole exception of 
alterations made pursuant to product instructions and in a workmanlike manner.

Obligations of Purchaser 

You must retain Your product purchase receipt to verify date of purchase and that You are the 
original purchaser. To make a warranty claim, contact Us at 1-800-222-5381, identify the 
product by make and model number, and follow the claim instructions that will be provided. The 
product and the purchase receipt must be provided to Us in order to process Your warranty 
claim. Any returned product that is replaced or refunded by Us becomes our property. You will 
be responsible for return shipping costs or costs related to Your return visit to a retail store.

Remedy Limits

Product replacement or a refund of the purchase price is Your sole remedy under this limited 
warranty or any other warranty related to the product. We shall not be liable for: service or labor 
charges or damage to Your property incurred in removing or replacing the product; any 
damages, including, without limitation, damages to tangible personal property or personal 
injury, related to Your improper use, installation, or maintenance of the product or product 
component; or any indirect, incidental or consequential damages of any kind for any reason.

Assumption of Risk

You acknowledge and agree that any use of the product for any purpose other than the 
specified use(s) stated in the product instructions is at Your own risk.

15 of 15

Q’ty

2
2
1
1
2

32
42
42

4
4
4
8
2
4
4
2
2
1

Part No.

1
2
3
4
5

6L

6R

7

8L

8R

9

10
11
12
13
14
15
16
17

Description

 Side Rails
Cross Members
Tow bar
Front Spring Hangers Shorter
Rear Spring Slide Plates Longer
Left Tail Light Bracket
Right Tail Light Bracket
License Plate Brake
Left Tail Light
Right Tail Light 
Slipper Springs
Axle
Spring Plates 
M10 U-Bolts
Hub Assembly
Tire/Wheel Assembly
Bearings
3/4" Flat Washers
Castle Nuts

Q’ty

2
3
1
2
2
1
1
1
1
1
2
1
2
4
2
2
4
2
2

Part No.

18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35

Description

Dust Caps
Cotter Pins
Coupler
Safety Chain
Side Running Lights
M10x25Bolts

10 Flat Washer

M10 Nylon Nuts
M14x80 Bolts

14 Flat Washer

M14 Nylon Nuts
M12x1.25Lug Nuts
M10x90 Bolts
M4x12Self Tapping Screw
M6 Padded Nuts
Fenders
Grease Fitting
Wire

Summary of Contents for 49804

Page 1: ...rating Instructions 11 After Each Use 13 Maintenance 13 Parts Diagram 14 Parts List 14 Replacement Parts 15 Limited Warranty 15 Intended Use The utility trailer kit with its 40 x 48 bed and 1060lb payload capacity is ideal for hauling mulch dirt machinery such as pumps generators lawn mowers or snow blowers or other similar sized cargo The trailer includes fenders to prevent cargo damage from rock...

Page 2: ...ure damaged Tail Lights damaged Side Running Lights loose bolts and nuts structural cracks bends and any other condition that may affect its safe operation Do not use the Trailer even if minor damage appears 2 of 15 Before each use always attach the Safety Chains of the trailer to the towing vehicle Make sure the Safety Chains are attached to the towing vehicle with the equal length at each side D...

Page 3: ...ot fully tighten the nuts yet 4 of 15 STEP 2 Parts Needed 4 Attach the towbar 3 to the front and middle cross members using M10 25 bolts 10 flat washers and M10 nylon nuts noting the bolt direction shown in the figure below 5 Attach the front and rear spring hangers 4 5 noting that the shorter hangers 4 belong toward the front and the longer hangers 5 in the back using M10 25 bolts 10 flat washers...

Page 4: ... perpendicular to the side rails 7 of 14 STEP 3 Parts Needed 6 Put the slipper springs 9 on the spring hangers making sure the spring eyes are forward see figure below Secure the springs with M14 80 bolts 14 flat washers and M14nylon nuts bolt set B noting the bolt direction shown in the figure below 7 Place the axle 10 on top of the slipper springs Place the M10 U bolts down over the axel and on ...

Page 5: ...ping connec tions 25 Connect the wire leads from the side running lights to the brown wire on each side with the wire connectors See connector figures D and E in the diagram Use pliers to squeeze the connector closed 26 Cut the yellow brown and green brown wires to appropriate lengths to go down the side rails to the tail lights and strip the wire ends by 3 4 Push on the wire clips to hold the wir...

Page 6: ...It is important that the trailer coupler press down on the vehicle hitch but not beyond the trailer capacity of 1060 lbs Reduce the weight in the car trunk and rear seat areas by the amount of the hitch force from the trailer It is unsafe and also against the law to carry passengers in any trailer LIGHTING Check lighting before each use and every 100 miles to be sure the stop tail and turn signals...

Page 7: ...ler will increase your braking and stopping distances appreciably DO NOT allow anyone to ride on the trailer Make wide turns when towing a loaded trailer avoiding both sharp turns and U turns Turning too sharply can cause damage to the trailer and or the tow vehicle CAUTION Care must be taken when backing up the trailer only back up the trailer on a straight path The trailer could jackknife if all...

Page 8: ...structions and in a workmanlike manner Obligations of Purchaser You must retain Your product purchase receipt to verify date of purchase and that You are the original purchaser To make a warranty claim contact Us at 1 800 222 5381 identify the product by make and model number and follow the claim instructions that will be provided The product and the purchase receipt must be provided to Us in orde...

Page 9: ...warran ties or incidental or consequential damages so the above limitations may not apply to You This limited warranty is governed by the laws of the State of Minnesota without regard to rules pertaining to conflicts of law The state courts located in Dakota County Minnesota shall have exclusive jurisdiction for any disputes relating to this warranty Distributed by Northern Tool Equipment Co Inc B...

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