Jeep introduced the all-new 2018 Jeep Grand Cherokee SRT Trackhawk at the 2017 New York International Auto Show.
The Trackhawk is the highest performance Grand Cherokee model to date.

Specifications
6.2L Hellcat HEMI V8, 707 hp (527 kW; 717 PS) at 6,000 rpm and 645 lb⋅ft (875 N⋅m) of torque at 4,800 rpm
Requires 91-octane premium unleaded fuel
Eight-speed ZF automatic transmission with steering wheel-mounted shift paddles
Flat-bottomed steering wheel
Five-passenger seating capacity
All-wheel-drive (AWD)
6,200 RPM redline
Premium Laguna leather interior with carbon fiber trim
Brembo brake system (6-piston front and 4-piston rear calipers)
55/45 weight distribution (estimated)
5,363 lb (2,433 kg) curb weight (estimated)
6,600 lb (2,994 kg) gross vehicle weight rating (GVWR) (estimated)
1,350 lb (612 kg) payload (estimated)
Standard 20" x 10" polished forged aluminum wheels with "Titanium II"-painted pockets and satin-chrome wheel center caps
Optional 20" x 10" loss-gloss black lightweight aluminum wheels with gloss black wheel center caps
Standard P295/45ZR20 Pirelli Scorpion Verde runflat all-season tires
Optional P295/45ZR20 Pirelli P-Zero runflat 3-season tires
3.70 rear axle ratio
7,200 lb (3,266 kg) maximum towing capacity
Additional changes to the rest of the 2018 Jeep Grand Cherokee lineup (aside from the all-new SRT Trackhawk model) include:
Standard seven-inch infotainment system with Apple CarPlay and Android Auto (Laredo, Laredo "E", and Limited models, replaces the previously-standard five-inch color touch-screen radio)
All models receive the  4C latest-generation infotainment systems with Apple CarPlay and Android Auto
8.4-inch infotainment system without GPS navigation is discontinued as an option
75th Anniversary Edition models of the Laredo "E" and Limited are discontinued
Laredo and Laredo "E" get new seventeen-inch aluminum-alloy wheels and a new cloth seating style as standard equipment
The eighteen-inch aluminum-alloy wheel available in the 18" wheel and 8.4" Radio Package for the Laredo "E" is redesigned
The 3.0L EcoDiesel Turbocharged Diesel V6 engine option returns (re-certified) for the Limited, Overland, and Summit (late availability)
The SRT 392 gets new twenty-inch "Carbon Fiber Monkey" aluminum-alloy wheels as standard equipment
Summit, SRT 392, and SRT Trackhawk get a "Premium Real Metal" interior trim package
Active Noise Cancelling is now included on all audio systems but the standard six-speaker audio system
Second-generation 850RE automatic transmission replaces the previous 845RE automatic transmission (4X4 Models with 3.6L Pentastar VVT V6 engine)
Jeep Brown and Summit Gray interior color options become available for Summit
Sterling Edition Package celebrating the 25th Anniversary of the Jeep Grand Cherokee, is available on Limited
High Altitude Edition model, based on Overland, returns for 2018
The "base" U Connect 7.0 Infotainment System includes:
AM/FM radio
Two (2) USB inputs (both syncing)
Apple CarPlay and Android Auto connectivity
Bluetooth with stereo audio streaming
3.5-millimeter auxiliary audio input jack
Full voice control
"Park View" rear view backup camera
Seven-inch color touch-screen display
Standard on Laredo, Laredo "E", and Limited
The "upgraded" U Connect 8.4 Infotainment System with GPS Navigation includes all of the existing features of the U Connect 7.0 Infotainment System, but also adds the following features:
AM/FM radio with HD Radio
SiriusXM satellite radio with 1-year subscription
SiriusXM Travel Link with 1-year subscription
U Connect Guardian Services (Provided by SiriusXM) with trial subscription (Including 9-1-1 emergency call and roadside assistance call buttons)
4G LTE mobile Wifi capabilities (Provided by AT&T Wireless) with trial subscription
U Connect apps
GPS navigation by Garmin
8.4-inch color touch-screen display
Standard on Altitude, Trailhawk, Sterling Edition, Overland, High Altitude, Summit, SRT, and SRT Trackhawk
Optional on Laredo "E" (Requires 18-inch wheel and 8.4 radio group) and Limited
Both radios include the option to add a single-disc,
Jeep introduced the all-new 2018 Jeep Grand Cherokee SRT Trackhawk at the 2017 New York International Auto Show. The Trackhawk is the highest performance Grand Cherokee model to date.
Specifications
6.2L Hellcat HEMI V8, 707 hp (527 kW; 717 PS) at 6,000 rpm and 645 lb⋅ft (875 N⋅m) of torque at 4,800 rpm
Requires 91-octane premium unleaded fuel
Eight-speed ZF automatic transmission with steering wheel-mounted shift paddles
Flat-bottomed steering wheel
Five-passenger seating capacity
All-wheel-drive (AWD)
6,200 RPM redline
Premium Laguna leather interior with carbon fiber trim
Brembo brake system (6-piston front and 4-piston rear calipers)
55/45 weight distribution (estimated)
5,363 lb (2,433 kg) curb weight (estimated)
6,600 lb (2,994 kg) gross vehicle weight rating (GVWR) (estimated)
1,350 lb (612 kg) payload (estimated)
Standard 20" x 10" polished forged aluminum wheels with "Titanium II"-painted pockets and satin-chrome wheel center caps
Optional 20" x 10" loss-gloss black lightweight aluminum wheels with gloss black wheel center caps
Standard P295/45ZR20 Pirelli Scorpion Verde runflat all-season tires
Optional P295/45ZR20 Pirelli P-Zero runflat 3-season tires
3.70 rear axle ratio
7,200 lb (3,266 kg) maximum towing capacity
Additional changes to the rest of the 2018 Jeep Grand Cherokee lineup (aside from the all-new SRT Trackhawk model) include:
Standard seven-inch infotainment system with Apple CarPlay and Android Auto (Laredo, Laredo "E", and Limited models, replaces the previously-standard five-inch color touch-screen radio)
All models receive the  4C latest-generation infotainment systems with Apple CarPlay and Android Auto
8.4-inch infotainment system without GPS navigation is discontinued as an option
75th Anniversary Edition models of the Laredo "E" and Limited are discontinued
Laredo and Laredo "E" get new seventeen-inch aluminum-alloy wheels and a new cloth seating style as standard equipment
The eighteen-inch aluminum-alloy wheel available in the 18" wheel and 8.4" Radio Package for the Laredo "E" is redesigned
The 3.0L EcoDiesel Turbocharged Diesel V6 engine option returns (re-certified) for the Limited, Overland, and Summit (late availability)
The SRT 392 gets new twenty-inch "Carbon Fiber Monkey" aluminum-alloy wheels as standard equipment
Summit, SRT 392, and SRT Trackhawk get a "Premium Real Metal" interior trim package
Active Noise Cancelling is now included on all audio systems but the standard six-speaker audio system
Second-generation 850RE automatic transmission replaces the previous 845RE automatic transmission (4X4 Models with 3.6L Pentastar VVT V6 engine)
Jeep Brown and Summit Gray interior color options become available for Summit
Sterling Edition Package celebrating the 25th Anniversary of the Jeep Grand Cherokee, is available on Limited
High Altitude Edition model, based on Overland, returns for 2018
The "base" U Connect 7.0 Infotainment System includes:
AM/FM radio
Two (2) USB inputs (both syncing)
Apple CarPlay and Android Auto connectivity
Bluetooth with stereo audio streaming
3.5-millimeter auxiliary audio input jack
Full voice control
"Park View" rear view backup camera
Seven-inch color touch-screen display
Standard on Laredo, Laredo "E", and Limited
The "upgraded" U Connect 8.4 Infotainment System with GPS Navigation includes all of the existing features of the U Connect 7.0 Infotainment System, but also adds the following features:
AM/FM radio with HD Radio
SiriusXM satellite radio with 1-year subscription
SiriusXM Travel Link with 1-year subscription
U Connect Guardian Services (Provided by SiriusXM) with trial subscription (Including 9-1-1 emergency call and roadside assistance call buttons)
4G LTE mobile Wifi capabilities (Provided by AT&T Wireless) with trial subscription
U Connect apps
GPS navigation by Garmin
8.4-inch color touch-screen display
Standard on Altitude, Trailhawk, Sterling Edition, Overland, High Altitude, Summit, SRT, and SRT Trackhawk
Optional on Laredo "E" (Requires 18-inch wheel and 8.4 radio group) and Limited
Both radios include the option to add a single-disc, 
Jeep Grand Cherokee (WK2)