Z998R DieselZTrak™ Zero-Turn Mower
- 43.4-hp (32.4-kW) turbo-diesel engine
- 100-in. (254-cm) FastBack™ PRO E-Cut™ wing deck
- Premium air-suspension seat
- Drive-by-Wire electronic controls
| Specs & Compare | ||||
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| Select up to 4 models to compare specifications | John Deere Z998R Diesel ZTrak™ Zero-Turn Mower |
| Engine Manufacturer/model | 3TNV86C Turbo | |||
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| Engine power | Gross at 3,000 rpm, PS: 43.4 hp 32.4 kW |
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| Fuel tank capacity | 12 U.S. gal. 45.4 L |
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| Mower deck size | 100-in. (254-cm) FastBack™ PRO rear-discharge with 61-in. (155-cm) center deck and two 22-in. (56-cm) wing decks | |||
| Blade tip speed | Approximately 16,500 fpm | |||
| Transmission | Hydrostatic | |||
| Speed range | 0-11.5 mph 0-18.5 km/h |
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| Drive wheels | 26x14-12 square shoulder 4-ply turf | |||
| Caster wheels | 15x6-6 flat free | |||
| Warranty | 36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months. |
| Manufacturer/Model | 3TNV86C Turbo | |||
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| Power | Gross at 3,000 rpm, PS: 43.4 hp 32.4 kW |
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| Displacement | 95.7 cu in. 1,568 cc |
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| Cylinders | Three | |||
| Crankcase capacity | 3.8 U.S. qt 3.6 L |
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| Oil filter | Full flow, replaceable, spin-on type | |||
| Lubrication | Full pressure | |||
| Cooling | Liquid | |||
| Air cleaner | Pre-cleaner Yes Heavy-duty canister, dry type with safety element and air-restriction indicator |
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| Injection |
| Fuel type | Diesel or Biodiesel (up to B20) | |||
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| Fuel consumption | ||||
| Fuel tank capacity | 12 U.S. gal. 45.4 L |
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| Fuel tank switch/shut-off valve | Yes |
| Charge system | 150 amp | |||
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| Battery voltage | 12 V | |||
| Cold cranking amp | At 18 degrees C, 490 amp | |||
| Hour meter | Full-color touchscreen display | |||
| Operator presence starting system | Standard |
| Transmission | Hydrostatic | |||
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| Hydraulic pumps | ||||
| Wheel motors | Hydro-Gear HGM18L 17.8 cu in. 292 cc |
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| Travel speed | Speed range 0-11.5 mph 0-18.5 km/h Forward 0-11.5 mph 0-18.5 km/h Reverse 0-5 mph 0-8 km/h |
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| Speed and direction control | Zero turn | |||
| Hydraulic capacity | Tank capacity, 3.2 U.S. gal. 12.1 L |
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| Hydraulic oil cooler | Yes | |||
| Filter | Spin-on Type |
| Warranty | 36 months or 1500 hours, whichever comes first, no hour limitation for the first 24 months. |
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| Drive wheels | 26x14-12 square shoulder 4-ply turf | |||
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| Rear tires | 26x14-12 square shoulder 4-ply turf | |||
| Load rating | 4PR |
| Dynamic braking | Dual hand controlled levers | |||
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| Park brake | Internal wet disk integrated in the transmission | |||
| Park brake actuation | Automatic engagement when steering levers are outward |
| Type | Hydraulic clutch | |||
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| Drive | Internal wet disk clutch |
| Size | 100-in. (254-cm) FastBack™ PRO rear-discharge with 61-in. (155-cm) center deck and two 22-in. (56-cm) wing decks | |||
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| Deck construction | FastBack™ PRO: 7-gauge, 0.179-in. (4.6-mm) fabricated steel | |||
| Discharge | ||||
| Height-of-cut range | Increments 0.25 in. 0.64 cm 1-5.5 in. 2.5-14.0 cm |
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| Cutting width | 60, 80, 100 in. 152, 203, 254 cm |
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| Deck thickness |
| Length | Varies by deck size | |||
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| Thickness | 0.25 in. 0.64 cm |
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| Blade tip speed | Approximately 16,500 fpm | |||
| Number | Five |
| Caster wheel type | Flat free | |||
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| Caster wheels | 15x6-6 | |||
| Front anti-scalp rollers | Center deck: Left, right, and center Wing decks: inboard, castering outboard |
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| Rear anti-scalp rollers | Center deck: Left, right, and center Wing decks: outboard |
| Length | 106.5 in. 271 cm |
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| Width | With both wings down, 104.7 in. 265.9 cm With one wing down, 90.2 in. 229.2 cm With both wings up , 75.8 in. 192.5 cm |
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| Height | With ROPs up, 77.3 in. 196 cm With ROPS down 50.9 in. 129 cm |
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| Weight | 2925 lb 1327 kg |
| Rollover protective structure (ROPS) | Yes | |||
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| Slope operating limit | 17 degrees (material collection systems, weather enclosures, or other attachments increase the risk of a rollover) |
| Date collected | 1-Nov-2025 |
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