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| NQR Advantages Over Nissan UD 1800HD |
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Nissan UD 1800HD:
- Nissan UD sells a full line of low cab forward trucks covering the same weight categories and customer needs as Isuzu, but without critical Isuzu features
- 1800HD is a 17,995-lb. GVWR truck competing against NQR
- 1800HD uses a Hino 6-cylinder diesel engine
- Nissan UD also sells the 1800CS, which has the same 17,995 lb. GVWR, but uses a less-powerful 4-cylinder engine and smaller cab
- 5 wheelbase choices
- Standard seating is for 2 people, with no center seat
19.5 inch tires are a new addition for 2009
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NQR Advantages:
- Nissan UD 1800HD is a heavy truck with its heavy 6-cylinder engine. It weighs approximately 1200 lb. more than the NQR for any comparable wheelbase. Isuzu's lighter weight results in better fuel efficiency and 1200 pound higher payloads
- Nissan UD's higher weight is concentrated over the front axle, where it weighs approximately 1000 lb. more than Isuzu. Combined with the lighter weight front springs, Nissan US 1800HD may not be suitable for vocational loads with heavy front axle loading
- Available Vehicle Health Reports allows Isuzu fleet to monitor drivers and vehicle service needs. Not available on Nissan UD
- Isuzu uses a hydraulic disc/drum braking system for maximum braking performance. Nissan UD has an air-over-hydraulic all-drum braking system that requires an air compressor and pressure tank.
- Isuzu has 14.3-inch disc front brakes, compared with the 12.6-inch drum front brakes on Nissan UD. For the same payload, the Isuzu braking system will be stopping 1200 pounds less weight, because of the lighter weight of the Isuzu truck
- 6-speed automatic transmission on Isuzu has additional ratio for improved performance and fuel economy, compared with UD's 5-speed automatic
- Rear shock absorbers contribute to greater control and less damage to loads (not available on 1800HD)
- Available limited slip differential expands applications suited to Isuzu. Not available on Nissan UD
- Standard 3-passenger seating on Isuzu. Nissan UD charges extra for a center seat
- Entry steps on Isuzu are covered for protection from the weather. UD's smaller steps are exposed to ice and mud
- Higher capacity rear axle, 14,550 lb. vs. 13,000 lb., contributes to durability
- Greater cab interior room, with 4 inches greater width for crew
- Standard air restriction gauge simplifies service. Not available on UD
- Taperleaf front springs contribute to ride quality and durability (multileafs used on UD)
- Wider door opening for easy entry and exit (85 degree vs. 80 degree)
- All-season front and rear radial tires provide optimum mix of traction and mileage (highway front and traction-rear radials on FE)
- Better front bumper protection, with more than twice the distance from the cab provided on the NQR
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| SPECIFICATIONS |
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Isuzu NQR |
Nissan UD 1800HD |
| GVWR |
17,950 lb. |
17,995 lb. |
| Engine type (gas) |
SOHC I-4 |
DOHC I-6 |
| Displacement (gas) |
5.2L |
7.7L |
| HP, gas |
NA |
NA |
| Torque, gas |
NA |
NA |
| HP, diesel (MT) |
175 @ 2400 |
230 hp @ 2500 rpm |
| HP, diesel (AT) |
205 @ 2400 |
230 hp @ 2500 rpm |
| Torque, diesel (MT) |
387 @ 1850 |
506 lb.-ft. @ 1500 rpm |
| Torque, diesel (AT) |
441 @ 1850 |
506 lb.-ft. @ 1500 rpm |
| Clutch, in. |
12.8 |
13.8 |
| Transmission, gas |
NA |
NA |
| Transmission, diesel |
6ODA Aisin |
6ODM/5ODA Allison |
| Alternator, amp (gas) |
110 |
100 |
| Steering |
18.8-20.9:1 power |
22.6:1 power |
| Front axle, lb. |
6,830 |
8,150 |
| Front springs, lb. |
8,440 taperleaf |
7,275 multileaf |
| Rear axle, lb. |
14,550 |
13,000 |
| Rear springs, lb. |
14,550 multileaf |
13,000 multileaf |
| Wheels |
19.5 x 6 in. 6-bolt |
19.5 x 6 in. 6-bolt |
| Tires |
225/70R-19.5F |
225/70R-19.5E |
| Brakes, front |
14.3 in. disc |
12.6 x 4.33 drum |
| Brakes, rear |
12.6 x 4.72 in. drum |
12.6 x 5.31 drum |
| Frame, psi |
44,000 |
51,200 |
| Frame width, in |
33.5 |
33.9 |
| Frame section modulus |
7.20 cu. in. |
9.15 cu. in. |
| Frame RBM |
316,800 |
468,480 |
| Battery, CCA (gas) |
2x750 |
2x522 |
| Fuel tank, gal. |
30 in-frame |
LH 33 side |
| Seating |
Driver & 2 pass. |
Driver & 1 pass. |
| Mirrors, in. |
8x17 |
5.4x15.5 |
| WB/CA (effective) |
109.0/80.0 |
148.4/112.2 |
| 132.5/103.5 |
166.5/130.3 |
| 150.0/121.0 |
178.4/142.1 |
| 176.0/147.0 |
190.2/153.9 |
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200.0/171.0 |
216.5/180.3 |
| WB/Turning Diameter |
109.0/33.5 |
148.4/39.4 |
| (curb-to-curb, ft.) |
132.5/40.7 |
166.5/43.4 |
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150.0/45.3 |
178.4/46.6 |
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176.0/51.9 |
190.2/49.2 |
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200.0/58.5 |
216.5/55.2 |
| WB/Body lengths |
109.0/10, 12 |
148.4/14, 16 |
| 132.5/14 |
166.5/16, 18 |
| 150.0/16, 18 |
178.4/18, 20 |
| 176.0/20 |
190.2/20, 22 |
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200.0/22 |
216.5/22, 24 |
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| STANDARD EQUIPMENT |
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Isuzu NQR |
Nissan UD 1800HD |
| Vehicle Health Reports |
Standard |
Not Available |
| 50 State Clean Idle |
Standard |
Standard |
| Drop-design windows |
Standard |
Not Available |
| Exhaust brake |
Standard |
Standard |
| Tilt/telescopic steering column |
Standard |
Standard |
| Tricot fabric |
Standard |
Fabric |
| Tilt cab |
Standard |
Standard |
| Folding center seat |
Standard |
Optional |
| Daytime running lamps |
Standard |
Standard |
| Cruise control |
Standard |
Standard |
| Air conditioning |
Optional |
Standard |
| PTO prep. |
Standard |
Standard |
| Power windows |
Standard |
Standard |
| Power door locks |
Standard |
Standard |
| Floor mat |
Standard |
Standard |
| Tachometer |
Standard |
Standard |
| Convex mirrors |
Standard |
Standard |
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| OPTIONAL EQUIPMENT |
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Isuzu NQR |
Nissan UD 1800HD |
| Engine block heater |
Optional |
Optional |
| Engine oil pan heater |
Optional |
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| Limited slip differential |
Optional |
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| AM/FM/CD |
Optional |
Optional |
| Air deflector |
Optional |
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| Spare wheel |
Optional (Dealer Installed) |
Optional |
| Side mounted fuel tank |
Optional |
Standard |
| Engine protection system |
Optional |
Optional |
| Engine hour meter |
Optional |
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| Backup alarm |
Optional |
Standard |
| Chrome wheel sim. |
Optional |
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| Heated mirrors |
Optional |
Optional |
| back to top |
| WARRANTY |
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NQR |
Nissan UD 1800HD |
| Base warranty, diesel |
36 months/unlimited miles |
36 months/unlimited miles |
| Base warranty, gas |
NA |
NA |
| Engine warranty, diesel |
36 months/unlimited miles |
36 months/unlimited miles |
| Engine warranty, gas |
NA |
NA |
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