20-Series Dual-Auger Grain Carts

Specification	Model 2020	Model 1620	Model 1320	Model 1120
Loaded Tire Ground Pressure – P.S.I. calculated at the 3″ penetration level. For use as a comparative guide in choosing between various tire options.
Capacity (bushels)	2000	1600	1300	1,100
Engine H.P.	400	300	250+	225+
Loaded Tongue Weight (lbs)	6000	5500	5400	5200
Empty Tongue Weight (lbs)	4000	4000	3550	3400
Auger Diameters (vertical/horizontal)	24″ / 20″	22″ / 20″	22″ / 20″	22″ / 20″
Unload Speed (bu./minute).	1000	850	850	850
Flighting Thickness	7/16″	7/16″	7/16″	7/16″
Hub Size / Spindle Diameter	–	–	12-bolt / 6″	10-bolt / 4 1/2″
Hydraulic Remotes Required	4	4	4	4
Hopper Length	29′	25′ 4″	22′	22′
Hopper Width	13′ 10″	11′ 10″	11′ 10″	11′ 10″
Auger Side Reach Max – measured to inside edge of spout	8′ 2″	8′ 5″	9′ 1″	9′ 1″
Auger Side Reach Min – measured to inside edge of spout	4′	5′ 1″	3′ 4″	3′ 4″
Overall Transport Length	37′ 10″	34′ 2″	30′ 10″	30′ 10″
Hitch to Center of Axle	23′ 3″ Track 19′ 6″ Front Tandem	21′ 10″ Track 18′ Front Tandem	20′ 4″ Single 19′ 3″ Front Tandem	20′ 4″ Single 19′ 3″ Front Tandem
Single Wheels and Tires
Measured Undercarriage	–	–	1250/50×32 Tire	1050/50×32 Tire
Empty Weight (lbs)	–	–	20860	18960
Hitch Height	–	–	2′	1′ 8″
Hopper Height Low Side	–	–	11′ 11″	10′ 9″
Hopper Height High Side	–	–	12′ 11″	11′ 9″
Auger Height with Spout Straight Down	–	–	Adj. 15′ 3″ – 10′ 3″	Adj. 15′ 3″ – 10′ 3″
Height to Top of Auger in Unload Position	–	–	Adj. 20′ 6″ – 15′ 6″	Adj. 20′ 6″ – 15′ 6″
Width Outside of Tires	–	–	14′ 1″	13′ 3″
Center of Tire to Center of Tire	–	–	9′ 10″	10′
Under Frame Clearance	–	–	1′ 7″	1′ 4″
Walking Tandem Dual Wheels and Tires
Measured Undercarriage	–	–	650/65×42 Tires	520/85×38 Tires
Empty Weight (lbs)	–	–	23000	22780
Hitch Height	–	–	1′ 8″	1′ 8″
Hopper Height Low Side	–	–	11′ 7″	10′ 7″
Hopper Height High Side	–	–	12′ 6″	11′ 6″
Auger Height with Spout Straight Down	–	–	Adj. 15′ 3″ – 10′ 3″	Adj. 15′ 3″ – 10′ 3″
Height to Top of Auger in Unload Position	–	–	Adj. 20′ 6″ – 15′ 6″	Adj. 20′ 6″ – 15′ 6″
Width Outside of Tires	–	–	14′ 8″	13′ 10″
Center of Tire to Center of Tire Inner Dual			5′ 9″	6′ 2″
Under Frame Clearance	–	–	1′ 7″	1′ 7″
Center of Tire to Center of Tire Outer Dual	–	–	12′ 7″	12′ 7″
Hitch to Center of Tire Rear Dual	–	–	21′ 4″	21′ 4″
In-Line Fixed Tandem Dual Wheels and Tires
Measured Undercarriage	1050/50×32 Tires	900/60×32 Tires	–	–
Empty Weight (lbs)	32200	27340	–	–
Hitch Height	Adj. 1′ 6″ – 1′ 9″	1′ 5″	–	–
Hopper Height Low Side	11′	11′ 1″	–	–
Hopper Height High Side	12′	12′ 1″	–	–
Auger Height with Spout Straight Down	Adj. 16′ 6″ – 10′ 11″	Adj. 15′ 3″ – 10′ 3″	–	–
Height to Top of Auger in Unload Position	Adj. 20′ 1″ – 14′ 11″	Adj. 20′ 9″ – 15′ 8″	–	–
Width Outside of Tires	14′ 10″	14′ 6″	–	–
Center of Tire to Center of Tire	11′ 4″	11′
Under Frame Clearance	1′ 4″	1′ 3″	–	–
Hitch to Center of Tire Rear Dual	26′ 10″	25′ 2 1/2″	–	–
Tracks
Measured Undercarriage	42″x148″ Equalizer	36″x148″ Tracks	36″x148″ Tracks	36″x131″ Tracks
Empty Weight (lbs)	36640	28560	28240	25520
Hitch Height	Adj. 1′ 6″ – 1′ 9″	1′ 5″	1′ 4″	1′ 4″
Hopper Height Low Side	11′	11′	11′ 2″	10′ 4″
Hopper Height High Side	12′	12′	12′ 2″	11′ 4″
Auger Height with Spout Straight Down	Adj. 16′ 10″ – 10′ 11″	Adj. 15′ – 10′	Adj. 15′ – 10′	Adj. 15′ – 10′
Height to Top of Auger in Unload Position	Adj. 20′ 1″ – 14′ 11″	Adj. 20′ 10″ – 16′ 1″	Adj. 20′ 10″ – 16′ 1″	Adj. 20′ 10″ – 16′ 1″
Width Outside of Tracks	13′ 11″	11′ 10″	12′ 3″	12′ 1″
Center of Track to Center of Track	10′ 5″	8′ 5″	9′ 4″	9′ 1″
Under Frame Clearance	1′ 9″	1′ 2″	11″	11″
Bushel capacities were measured with #2 corn at 15% moisture (56 lb test weight)
Due to continuing improvements in the design and manufacture of Unverferth products, all specifications contained herein are subject to change without notice.
Loaded Tire Ground PSI Chart
Undercarriage	Model 2020	Model 1620	Model 1320	Model 1120
42″x148″ Equalizer Tracks	16.25	13.08	11.07
42″x131″ Equalizer Tracks			13.06	11.47
36″x148″ Traditional Tracks	18.66	14.97	12.63	11.09
36″x131″ Traditional Tracks				13.11
36″x112″ Economical Tracks				14.66
1050/50×32 In-Line Fixed Tandems (185A8 LI)	22.22
900/60×32 In-Line Fixed Tandems (185A8 LI)		18.17
520/85×38 Walking Tandem Duals (155A8 LI)				20.92
520/85×38 Walking Tandem Duals (173A8 LI)				25.56
520/85×42 Walking Tandem Duals (165A8 LI)			21.13	18.68
650/65×42 Walking Tandem Duals (168A8 LI)			21.08	18.64
IF 1250/50×32 (201A8 LI) IF 1250/50×32 (188A8 LI)			16.77	14.60
1250/50×32 Singles (188A8 LI)				16.96
1050/50×32 Singles (178A8 LI)				21.25
35.5×32 Singles (193A8 LI)				26.41

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