I found this it mentions roof payload at the bottom
http://www.mazdausa.com/MusaWeb/displayPage.action?pageParameter=modelsSpecs&vehicleCode=CX7&bhcp=1
Download Complete Features & Specs Print Complete Features & Specs Overview Engine & Mechanical Exterior Interior Safety Options & Packages
Standard Option Not Available
2009 CX-7
Summary
Standard Option Not Available
2009 CX-7 Sport Touring Grand Touring
MSRP starting at $24,570* $26,470* $27,370*
Mazda reserves the right to change specifications at any time without incurring obligation. Availability
may be limited by location and time. Please consult your local dealer for full details.
244 HP, 2.3L Direct-Injection Spark Ignition (DISI) turbocharged 4-cylinder engine
6-speed Sport automatic transmission with manual-shift mode
Front-Wheel Drive (FWD)
Active Torque Split All-Wheel Drive (AWD)
Mileage (city/highway)
FWD Automatic Transmission 17/23
AWD Automatic Transmission 16/22
Halogen headlamps
Xenon auto on/off headlights
Body-color folding side view mirrors
Heated, folding side view mirrors with marker lights
Fog lights**
18-inch aluminum alloy wheels
Mazda Advanced Keyless Entry & Start System
Power sliding-glass moonroof with interior sunshade and one-touch open/close
Leather-wrapped steering wheel with audio controls
Cruise control with steering-wheel-mounted controls
Electroluminescent gauges, indirect blue lighting
DVD navigation system with in-dash 7" LCD touch screen & voice command
Air conditioning with cabin filter
Automatic climate control with cabin filter
Retractable cargo cover
Privacy-tint rear glass
Cloth-trimmed seats
Leather-trimmed seats
Leather-trimmed seats with sport seat stripe
8-way power-adjustable driver's seat with adjustable lumbar support
Heated front seats
AM/FM/CD MP3-compatible audio system with automatic level control
AM/FM & in-dash 6-disc CD/MP3 changer
Bluetooth hands-free phone capability
Steering-wheel-mounted audio controls
Auxiliary-audio input jack
SIRIUS Satellite Radio
9-speaker Bose Centerpoint Surround System with AudioPilot
Anti-lock Brake System (ABS) w/ Electronic Brakeforce Distribution (EBD) and Brake Assist
Dynamic Stability Control (DSC)*** and Traction Control System (TCS)
Tire Pressure Monitoring System (TPMS)
Advanced driver and front passenger air bags
Front side-impact air bags and front/rear side air curtains with roll-over protection
Navigation system with back-up camera
* MSRP includes destination charges but excludes tax, title and license fees. Destination charges may vary in Alaska and Hawaii. Vehicles displayed may contain optional equipment at additional costs. Actual dealer price may vary.
For maximum power, use premium fuel.
EPA-estimated mileage. Actual results may vary.
** Fog lights, require the purchase of the 8-way power-adjustable driver's seat and adjustable lumbar support.
The Bluetooth system functions only with select manufactured phones. Please consult
www.MazdaUSA.com/bluetooth for device compatibility.
SIRIUS Satellite Radio-compatible audio system requires additional dealer-installed hardware and subscription.
*** Dynamic Stability Control (DSC) is an electronic system to help the driver maintain control under adverse conditions. It is not a substitute for safe driving practices. Factors including speed, road conditions and driver steering input can all affect whether DSC will be effective in preventing loss of control. Please see the Owners Manual for further details.
Always wear your seat belt and secure children in the rear seat.
Back-up camera does not provide a comprehensive view of the entire area behind this vehicle.
Standard Option Not Available
2009 CX-7
Engine & Mechanical
Standard Option Not Available
2009 CX-7
Mechanical Features
2009 CX-7 Sport Touring Grand Touring
Standard Option Not Available
Mazda reserves the right to change specifications at any time without incurring obligation. Availability
may be limited by location and time. Please consult your local dealer for full details.
Engine type 2.3L Direct Injection Spark Ignition (DISI) Turbocharged 16-valve 4-cylinder Inline
Horsepower, SAE net* 244 @ 5000 rpm
Torque, SAE net* 258 @ 2500 rpm
Redline 6700 rpm
Displacement (cubic inches) 137.9
Bore x Stroke (inches) 3.44 x 3.70
Compression ratio 9.5:1
Valvetrain Dual overhead cam, 4 valves per cylinder, camshaft chain, variable valve timing (VVT)
Engine block Aluminum alloy
Cylinder heads Aluminum alloy
EPA Mileage (City/Highway)
FWD Automatic Transmission 17 / 23
AWD Automatic Transmission 16 / 22
Fuel system Electronically controlled direct injection
Minimum fuel rating Regular Unleaded (87 Octane)
Recommended fuel Premium (91 - 93 Octane)
Type Front-wheel drive or Active Torque Split All-Wheel Drive
Transmission 6-speed electronically controlled Sport automatic transmission
Front suspension Independent MacPherson strut type with stabilizer bar
Rear suspension Independent multilink type and stabilizer bar
Power-assist steering type Rack-and-pinion engine-rpm sensitive, variable hydraulic power-assisted steering
Steering wheel turns lock-to-lock 2.9 revolutions
Overall steering ratio 15.8:1
Turning circle, curb-to-curb (feet) 37.4
Braking system Power assist Anti-lock Brake System (ABS) with Electronic Brakeforce Distribution (EBD) and Brake Assist
Anti-lock Brake System (ABS) 4-wheel, 4-sensor, 4-channel + Electronic Brakeforce Distribution (EBD) and Brake Assist
Front brakes (inches) Dual piston ventilated disc (11.65 in) diameter, 1.1 in thick
Rear brakes (inches) Single piston ventilated disc (11.9 in) diameter, 0.7 in thick
Tires P235/60 R18 H-rated all-season
Wheels 18-inch aluminum alloy wheel
Temporary spare tire T155/90 D18
Roof rack payload (lbs.) 100 Towing capacity (lbs.) 2,000
* For maximum power, use premium fuel.
EPA-estimated mileage. Actual results may vary.