Automotive Calculators
Automotive calculators for gear ratios, fuel, tires, and performance
40 calculators available now
Tire Gear Ratio Calculator
Calculate effective gear ratio with tire size changes
BMX Gear Ratio Calculator
Calculate BMX bike gear ratios
Gearbox Ratio to RPM Calculator
Calculate RPM from gearbox ratios and speed
Power to Mass Ratio Calculator
Calculate power-to-weight ratio for vehicles
Weight to HP Ratio Calculator
Calculate weight per horsepower ratio
Mileage Calculator
Calculate mileage reimbursement
Fuel Cost Calculator
Calculate fuel costs for trips based on distance, MPG, and gas prices
Gas Mileage Calculator
Calculate MPG, L/100km, and fuel efficiency
Trip Cost Calculator
Calculate road trip fuel costs and total expenses
Tire Size Calculator
Calculate tire dimensions and compare sizes
Car Insurance Calculator
Estimate car insurance premium costs
Tire Pressure Calculator
Calculate optimal tire pressure
Oil Change Calculator
Calculate oil change intervals
Fuel Injector Calculator
Calculate fuel injector flow rate
Compression Ratio Calculator
Calculate engine compression ratio
Horsepower Calculator
Calculate engine horsepower
Torque Converter Calculator
Calculate torque converter stall speed
Gear Reduction Calculator
Calculate gear reduction ratios
Car Lease Calculator
Calculate car lease payments
Car Depreciation Calculator
Calculate vehicle depreciation
Parking Cost Calculator
Calculate parking expenses
E85 Calculator
Calculate E85 fuel blend ratios
Diesel Fuel Calculator
Calculate diesel consumption and cost
Clutch Size Calculator
Calculate clutch specifications
Differential Ratio Calculator
Calculate final drive ratio
Brake Horsepower Calculator
Calculate BHP from torque and RPM
Towing Capacity Calculator
Calculate towing weight limits
Dyno Calculator
Calculate dynamometer results
Quarter Mile Calculator
Calculate drag racing performance
0-60 Calculator
Calculate 0-60 mph acceleration time
Wheel Offset Calculator
Calculate wheel offset and fitment
Bolt Pattern Calculator
Calculate wheel bolt patterns (PCD)
Speedometer Calibration Calculator
Calculate speedometer error after tire changes
Rolling Diameter Calculator
Calculate tire rolling diameter
Brake Pad Life Calculator
Estimate brake pad remaining life
Tire Rotation Calculator
Calculate tire rotation schedule and patterns
Trade-In Value Calculator
Estimate vehicle trade-in value
Car Affordability Calculator
Calculate affordable car budget
Total Cost of Ownership Calculator
Calculate complete vehicle ownership costs
Annual Fuel Cost Calculator
Calculate yearly vehicle fuel expenses