Setup Guide
Skid protection rarely improves the way the Land Cruiser feels on a smooth road. It changes something just as important off-road: how much attention you spend worrying about the expensive parts underneath...
Setup Guide
Overland gear can turn a comfortable LC250 into a vehicle that sits low, moves twice after a bump and feels busier the farther you travel. Rear spring support plus adjustable damping restores...
Setup Guide
The LC250 has the size and seating position people want from a modern Land Cruiser. A balanced suspension upgrade can keep that commanding view while making the chassis feel more settled, precise...
Setup Guide
A tire upgrade can make the Jeep look right and work better off-road while quietly increasing the work asked of the brakes. Restoring a confident, repeatable pedal is often the next modification...
Setup Guide
Better dampers can change a JL from a vehicle that reacts to every sharp edge into one that absorbs the hit and moves on. The result is less head toss, less rear...
Setup Guide
A tired LC200 can hide its age in plain sight. Fresh premium damping can restore the settled, expensive-feeling control that made the 200 Series special before years, miles and added gear slowly...
Setup Guide
Upper control arms are not a glamorous second purchase after a lift, but restoring useful alignment and articulation can be the difference between a truck that looks finished and one that drives...
Setup Guide
Steering calm is a comfort upgrade. A properly sorted track bar and steering damper do not make a Wrangler less capable; they reduce the small corrections that quietly wear you out before...
Setup Guide
Disconnecting or rethinking the front sway bar can change slow technical driving from a series of body jolts into a quieter, more connected crawl. The biggest gain is not flex for a...
Setup Guide
Premium Live Valve dampers change the emotional texture of fast rough-road driving. The truck feels less like it is surviving impacts and more like it is reading them.
Setup Guide
The best mild lift is the one you stop thinking about. A small front spring change can improve stance and clearance while keeping the factory Raptor character intact.
Setup Guide
A serious brake kit does not make the Raptor less massive. It makes that mass feel less present every time you have to shed speed, especially after larger tires, added gear or...
Setup Guide
A brake upgrade can be valuable even when the truck already stops hard once. The real improvement is confidence that the pedal, response and friction behavior will still feel familiar after the...
Setup Guide
A larger, better-controlled suspension system changes rough-road driving less by encouraging speed than by removing the constant negotiation with the truck. The road becomes something you read instead of something you endure.
Setup Guide
The best payload upgrade is the one that supports the gear on Friday without punishing you after it comes out Sunday night. Rear spring support and adjustable damping can make a Tundra...
Setup Guide
A mild suspension upgrade can make a Gen 3 Tundra feel less like a big truck being managed and more like a truck that simply follows your hands. The payoff is not...
Setup Guide
Lift should create the clearance and working travel the Tundra needs without spending geometry, droop and ride quality for height that serves no job.
Shop Talk
More suspension budget should buy a better match to the truck's use: first damping, then geometry and heat capacity, then adjustment and sustained high-load performance.
Setup Guide
Start with the behavior you want to change. Replacement shocks improve damping, coilovers add spring and height control, and a complete system addresses geometry and front-to-rear balance.
Setup Guide
Start with the limit the Raptor is reaching. Pads change friction behavior, rotors restore or add thermal capacity, and a big brake kit changes the complete torque and heat-management package.
Setup Guide
Street, towing and desert use create different brake heat cycles. Choose the Raptor upgrade around repetition, load, cooling time and the behavior that must remain consistent.
Technical Note
A 37-inch tire increases the lever arm acting against the brake and often adds rotating mass. The change affects torque demand, heat, acceleration and suspension response together.
Product Brief
The Alcon Raptor upgrade buys a matched increase in brake torque, rotor capacity, caliper stiffness and pad volume while preserving the truck's ABS relationship.
Setup Guide
The Gen 3 Raptor already has a sophisticated five-link, coil-spring and Live Valve foundation. Upgrade only after identifying whether the truck needs height, load support, geometry or more damping capacity.
Technical Note
Shocks control movement, while springs support static load. If added rear weight consumes ride height and bump travel, more damping can mask motion but cannot restore the missing support.
Setup Guide
The right 2022+ Tundra suspension depends on its normal load, terrain and speed. Build around the truck's frequent work, then preserve margin for the harder days.
Field Tested
...I apparently heard “ignore Jake completely,” because I dropped the right rear tire into a hole and the truck leaned over hard. Matt stopped talking mid-sentence, no one was having fun anymore...
Read field note →
Field Tested
Live Valve is the most advanced semi active suspension system available. It senses terrain and driver inputs 400 times a second and adapts for perfectly tuned suspension in every moment, giving drivers...
Technical Note
A remote reservoir increases fluid and gas volume and can improve heat management, packaging and adjustment options. It does not guarantee appropriate valving, better ride quality or a benefit the driver will...
Technical Note
A lift changes suspension and steering geometry. The final alignment should restore a stable caster relationship, sensible camber and controlled toe at the truck's working weight, then be verified with steering position,...
Setup Guide
A larger tire changes leverage, mass, sidewall behavior and often wheel offset at the same time. Heavier steering, kickback, wandering or poor return-to-center should be traced through pressure, alignment, geometry and component...
Technical Note
A bumper, winch and skid package add static load over the front axle, consume suspension travel and increase the energy managed during pitch and braking. The correction may involve spring support, damping,...
Shop Talk
We usually get a better truck when we tune it around the way it spends most of its life and preserve margin for the harder days. Building every choice around the rare...
Setup Guide
Sway, repeated fore-aft motion and sharp impact harshness describe different movements. Road condition, speed, load and the number of cycles after an input help separate tire pressure, spring support, damping, hitch setup...
Technical Note
The sidewall maximum is not a recommended operating pressure. After a tire-size or construction change, pressure still has to support the measured axle load while preserving temperature control, stability, tread contact and...
Setup Guide
Washboard roads ask the dampers to work rapidly for thousands of cycles. Speed, tire pressure, vehicle load and shock temperature change how quickly control fades. The useful setup keeps the tire following...
Shop Talk
A rebuild makes sense when the shock is serviceable, correctly chosen and simply worn. Replacement makes more sense when the valving, travel, spring package or basic design no longer fits the truck....
Technical Note
Bedding establishes full pad contact and a stable friction layer on the rotor. The procedure must raise temperature progressively, avoid a stationary hot clamp and finish with adequate cooling. Poor bedding can...
Technical Note
A two-piece rotor separates the friction ring from the hat so each component can be optimized for its job. The design can reduce rotating mass and manage thermal expansion, while a quality...
Setup Guide
Brake noise is a symptom, not a diagnosis. Temperature, pad compound, hardware, contamination, rotor condition and installation all change what the system sounds like. The useful clues are when the noise begins,...
Shop Talk
The easiest way to buy parts twice is to choose each modification in isolation. We start with the finished truck, the weight it will carry and the way it will be used,...
Technical Note
Modern trucks manage wheel slip and directional stability with individual brake-pressure control. A brake upgrade must preserve a sensible front-to-rear torque relationship and hydraulic behavior so the mechanical system and electronic controls...
Setup Guide
A long descent can keep adding heat faster than the brakes can reject it. Gear selection, speed management, trailer contribution and deliberate cooling intervals reduce the work assigned to the friction brakes...
Shop Talk
We would not start a build with the parts that photograph best. We would start with maintenance, tires, measured load and the behavior the owner wants to change. Expensive hardware earns its...
Shop Talk
Low dust, low noise, long life, strong cold response and high-temperature consistency do not always arrive in the same pad. We decide which inconveniences we can live with after we decide what...
Setup Guide
The brake system creates torque at the hub. The tire has to turn that torque into force at the road. Compound, temperature, pressure, tread, load and surface condition can determine the result...
Shop Talk
A big brake kit is the right answer when the truck needs more thermal capacity, leverage, stiffness or margin than the original system can provide. It is not the first answer to...
Setup Guide
A Bronco build usually drives better when tire clearance, spring support, damping and alignment are settled before lift height becomes the headline. The useful result is controlled travel with the load the...
Setup Guide
Wheel diameter tells us whether a brake package might fit. Spoke shape, barrel profile, offset, wheel weights and manufacturing variation decide whether it actually clears.
Technical Note
The Ram TRX combines sports-car pace with full-size-truck mass and large tires. A useful brake plan must account for the energy in repeated stops, not only the feel of one cold stop...
Begin with the truck
No universal Field Notes are published yet. Select a truck platform on the left to continue.
Selected dispatches
Toyota Land Cruiser / Lexus LX
Skid protection rarely improves the way the Land Cruiser feels on a smooth road. It changes something just as important off-road: how...
Read note →
Toyota Land Cruiser / Lexus LX
Overland gear can turn a comfortable LC250 into a vehicle that sits low, moves twice after a bump and feels busier the...
Read note →
Toyota Land Cruiser / Lexus LX
The LC250 has the size and seating position people want from a modern Land Cruiser. A balanced suspension upgrade can keep that...
Read note →
Jeep Wrangler / Gladiator
A tire upgrade can make the Jeep look right and work better off-road while quietly increasing the work asked of the brakes....
Read note →
Jeep Wrangler / Gladiator
Better dampers can change a JL from a vehicle that reacts to every sharp edge into one that absorbs the hit and...
Read note →
Toyota Land Cruiser / Lexus LX
A tired LC200 can hide its age in plain sight. Fresh premium damping can restore the settled, expensive-feeling control that made the...
Read note →
Ford F-150 Raptor
Upper control arms are not a glamorous second purchase after a lift, but restoring useful alignment and articulation can be the difference...
Read note →
Jeep Wrangler / Gladiator
Steering calm is a comfort upgrade. A properly sorted track bar and steering damper do not make a Wrangler less capable; they...
Read note →
Jeep Wrangler / Gladiator
Disconnecting or rethinking the front sway bar can change slow technical driving from a series of body jolts into a quieter, more...
Read note →
Ford F-150 Raptor
Premium Live Valve dampers change the emotional texture of fast rough-road driving. The truck feels less like it is surviving impacts and...
Read note →
Ford F-150 Raptor
The best mild lift is the one you stop thinking about. A small front spring change can improve stance and clearance while...
Read note →
Ford F-150 Raptor
A serious brake kit does not make the Raptor less massive. It makes that mass feel less present every time you have...
Read note →
Toyota Tundra
A brake upgrade can be valuable even when the truck already stops hard once. The real improvement is confidence that the pedal,...
Read note →
Toyota Tundra
A larger, better-controlled suspension system changes rough-road driving less by encouraging speed than by removing the constant negotiation with the truck. The...
Read note →
Toyota Tundra
The best payload upgrade is the one that supports the gear on Friday without punishing you after it comes out Sunday night....
Read note →
Toyota Tundra
A mild suspension upgrade can make a Gen 3 Tundra feel less like a big truck being managed and more like a...
Read note →
Toyota Tundra
Lift should create the clearance and working travel the Tundra needs without spending geometry, droop and ride quality for height that serves...
Read note →
Toyota Tundra
More suspension budget should buy a better match to the truck's use: first damping, then geometry and heat capacity, then adjustment and...
Read note →
Toyota Tundra
Start with the behavior you want to change. Replacement shocks improve damping, coilovers add spring and height control, and a complete system...
Read note →
Ford F-150 Raptor
Start with the limit the Raptor is reaching. Pads change friction behavior, rotors restore or add thermal capacity, and a big brake...
Read note →
Ford F-150 Raptor
Street, towing and desert use create different brake heat cycles. Choose the Raptor upgrade around repetition, load, cooling time and the behavior...
Read note →
Ford F-150 Raptor
A 37-inch tire increases the lever arm acting against the brake and often adds rotating mass. The change affects torque demand, heat,...
Read note →
Ford F-150 Raptor
The Alcon Raptor upgrade buys a matched increase in brake torque, rotor capacity, caliper stiffness and pad volume while preserving the truck's...
Read note →
Ford F-150 Raptor
The Gen 3 Raptor already has a sophisticated five-link, coil-spring and Live Valve foundation. Upgrade only after identifying whether the truck needs...
Read note →
Toyota Tundra
Shocks control movement, while springs support static load. If added rear weight consumes ride height and bump travel, more damping can mask...
Read note →
Toyota Tundra
The right 2022+ Tundra suspension depends on its normal load, terrain and speed. Build around the truck's frequent work, then preserve margin...
Read note →
...I apparently heard “ignore Jake completely,” because I dropped the right rear tire into a hole and the truck leaned over hard....
Read note →
Ford Bronco / Toyota Tundra / Jeep Wrangler / Gladiator / Chevrolet Silverado / GMC Sierra 1500 / Toyota Tacoma / Ford F-150 Raptor / Universal / All Trucks
Live Valve is the most advanced semi active suspension system available. It senses terrain and driver inputs 400 times a second and...
Read note →
Universal / All Trucks
A remote reservoir increases fluid and gas volume and can improve heat management, packaging and adjustment options. It does not guarantee appropriate...
Read note →
Universal / All Trucks
A lift changes suspension and steering geometry. The final alignment should restore a stable caster relationship, sensible camber and controlled toe at...
Read note →
Universal / All Trucks
A larger tire changes leverage, mass, sidewall behavior and often wheel offset at the same time. Heavier steering, kickback, wandering or poor...
Read note →
Universal / All Trucks
A bumper, winch and skid package add static load over the front axle, consume suspension travel and increase the energy managed during...
Read note →
Universal / All Trucks
We usually get a better truck when we tune it around the way it spends most of its life and preserve margin...
Read note →
Universal / All Trucks
Sway, repeated fore-aft motion and sharp impact harshness describe different movements. Road condition, speed, load and the number of cycles after an...
Read note →
Universal / All Trucks
The sidewall maximum is not a recommended operating pressure. After a tire-size or construction change, pressure still has to support the measured...
Read note →
Universal / All Trucks
Washboard roads ask the dampers to work rapidly for thousands of cycles. Speed, tire pressure, vehicle load and shock temperature change how...
Read note →
Universal / All Trucks
A rebuild makes sense when the shock is serviceable, correctly chosen and simply worn. Replacement makes more sense when the valving, travel,...
Read note →
Universal / All Trucks
Bedding establishes full pad contact and a stable friction layer on the rotor. The procedure must raise temperature progressively, avoid a stationary...
Read note →
Universal / All Trucks
A two-piece rotor separates the friction ring from the hat so each component can be optimized for its job. The design can...
Read note →
Universal / All Trucks
Brake noise is a symptom, not a diagnosis. Temperature, pad compound, hardware, contamination, rotor condition and installation all change what the system...
Read note →
Universal / All Trucks
The easiest way to buy parts twice is to choose each modification in isolation. We start with the finished truck, the weight...
Read note →
Universal / All Trucks
Modern trucks manage wheel slip and directional stability with individual brake-pressure control. A brake upgrade must preserve a sensible front-to-rear torque relationship...
Read note →
Universal / All Trucks
A long descent can keep adding heat faster than the brakes can reject it. Gear selection, speed management, trailer contribution and deliberate...
Read note →
Universal / All Trucks
We would not start a build with the parts that photograph best. We would start with maintenance, tires, measured load and the...
Read note →
Universal / All Trucks
Low dust, low noise, long life, strong cold response and high-temperature consistency do not always arrive in the same pad. We decide...
Read note →
Universal / All Trucks
The brake system creates torque at the hub. The tire has to turn that torque into force at the road. Compound, temperature,...
Read note →
Universal / All Trucks
A big brake kit is the right answer when the truck needs more thermal capacity, leverage, stiffness or margin than the original...
Read note →
Ford Bronco
A Bronco build usually drives better when tire clearance, spring support, damping and alignment are settled before lift height becomes the headline....
Read note →
Universal / All Trucks
Wheel diameter tells us whether a brake package might fit. Spoke shape, barrel profile, offset, wheel weights and manufacturing variation decide whether...
Read note →
Ram 1500 TRX
The Ram TRX combines sports-car pace with full-size-truck mass and large tires. A useful brake plan must account for the energy in...
Read note →