GOLDENWEST CYCLE HONDA TRX450R
Note: Prices are those at which Goldenwest Cycle sells these parts.
Engine Specs
Tuner: John Gregory
Displacement: 450cc
Bore x stroke: Stock
Piston: Stock
Rod: Stock
Crank: Stock
Porting: None
Valves: Stock
Cam: Honda HRC Kit ($299)
Carburetor: Keihin 39mm FCR ($699.99 with twist throttle)
Radiator: Stock
Ignition system: Stock
Airbox: Honda HRC Kit (with cam)
Air filter: K&N ($48.99)
Air-filter oil: Hondaline
Exhaust systems: Duncan Racing Fat Boy 4 ($499.99); Big Gun Race Series ($409.99; not included in total)
Drivetrain
Clutch basket: Stock
Plates: Stock
Springs: Stock
Sprockets (f/r): JT steel ($19.99)/JT steel ($26.99)
Gearing (f/r): 15/36
Chain: Tsubaki Alpha Omega Gold ($89.99)
Hubs (f/r): Stock
Suspension
Front
A-arms: Houser long-travel (with kit)
Shocks: Elka (with kit)
Tie-rods: Houser with stock ends (with kit)
(GWC Race Arm Kit: $1899.99, including Houser A-arms, Elka Quad Rate with compression adjuster, stainless brake lines)
Rear
Swingarm: Houser +1 ($549.99)
Shock: Elka ($819.99)
Linkage: Elka ($219.99)
Chassis
Frame: Stock
Frame mods: None
Steering stem: GWC Chrome +1 ($229.99)
Axle: Lonestar 2+2 ($349.99)
Footpegs: IMS/Roll with kickup ($219.99)
Nerf bars: AC Racing ($119.99)
Bumpers: Duncan Racing ($169.99)
Tires & Wheels
Front
Tires: ITP MXR4 20x6-10 ($57.99 each)
Wheels: Douglas Ultimate ($179.99 each)
Beadlocks: Single
Rear
Tires: ITP MXR4 18x10-9 ($54.99 each)
Wheels: Douglas Ultimate ($163 each)
Beadlocks: Single
Brakes
Calipers (f/r): Stock
Rotors (f/r): Braking Wave ($239.99 pair)/stock
Pads (f/r): Stock
Lines (f/r): Streamline (rear kit: $34.99)
Controls & Misc.
Handlebar: Tag T2 CR high-bend ($79.95)
Grips: Tag ($9.99)
Steering stabilizer: GWC 7-position ($119.99)
Clutch lever: Works Connection with hot-start ($149.99)
Brake pedal: IMS ($119.99)
Shift lever: IMS ($69.99)
Throttle housing: Stock
Cables: Stock
Seat: Stock
Seat cover: GWC (with graphics kit)
Graphics kit: GWC Elsinore kit with seat cover ($119.99)
GWC case saver ($24.99)
Acerbis Rally 2 hand guards ($69.95; adaptor kit, $24.95)
GWC billet brake line guides ($29.99)
GWC block-off plate ($9.99)
AC Racing grab bar ($34.99)
IMS heel guards ($129.99)
Pro Design kill switch ($34.99)
Cost
TRX450R: $6499
Parts: $8481.50
Total: $14,980.50
 Our YFZ is still sporting...  Our YFZ is still sporting a stock swing-arm controlled by a fully adjustable Elka long-travel shock. |  No tricks up this (cylinder)...  No tricks up this (cylinder) sleeve! The Yamaha is a fire-breather off the showroom floor. A few quick mods (pipe and airbox) and it gets even better. |  Walsh A-arms give the YFZ...  Walsh A-arms give the YFZ a serious, race-ready stance. Elka shocks soak the bumps. |
CT Racing Yamaha YFZ450
Note: Prices are MSRP.
Engine Specs
Tuner: Allen Knowles
Displacement: 439cc
Bore x stroke: Stock
Piston: Stock
Rod: Stock
Crank: Stock
Porting: None
Valves: Stock
Cam: Stock
Carburetor: Keihin 39mm FCR (stock)
Jet kit: GYT-R ($49.95)
Radiator: Stock
Ignition system: Alba Action Sports CDI computer ($199.99)
Airbox: Stock with no lid
Air filter: GYT-R filter ($51.95), adaptor ($84.95), prefilter ($17.95)
Exhaust system: CT Racing ($652.95)
Drivetrain
Clutch basket: Hinson ($230)
Plates: Stock
Springs: Stock
Sprockets (f/r): Stock
Gearing (f/r): Stock
Chain: Stock
Hubs (f/r): Stock/Team ($99)
Suspension
Front
A-arms: Walsh +3 G3 (kit with tie-rods, $1267.90)
Shocks: Elka compression-adjustable ($1549.95)
Tie-rods: Walsh (with kit)
Rear
Swingarm: Stock
Shock: Elka ($819.99)
Linkage: Elka ($224.99)
Chassis
Frame: Stock
Frame mods: None
Steering stem: Walsh +1 ($249.95)
Axle: Team Industries 2+2 ($349)
Footpegs: X-Factor (integrated in nerf bars)
Nerf bars: X-Factor ($269.99)
Bumpers: X-Factor ($79.95)
Tires & Wheels
Front
Tires: Maxxis Razr MX ($70 each)
Wheels: Douglas Ultimate Beadlock ($170 each)
Beadlocks: Single
Rear
Tires: Maxxis Razr MX ($64 each)
Wheels: Douglas Ultimate Beadlock ($212 each)
Beadlocks: Single
Brakes
Calipers (f/r): Stock
Rotors (f/r): Stock
Pads (f/r): Stock
Lines (f/r): Streamline ($92.99/$39.99)
Controls & Misc.
Handlebar: Renthal Fatbar CR high-bend ($89.95)
Grips: Renthal ($12.95)
Steering stabilizer: Works Enduro Rider ($367)
Clutch lever: Stock
Throttle housing: Stock
Cables: Stock
Seat: CT Racing modified (installed cover and added extra foam, $50)
Seat cover: CT Racing (with graphics kit)
Graphics kit: CT Racing ($139.95)
Hinson clutch cover ($200)
Walsh bar clamp ($109.95)
Quad Tech master cylinder guard ($56)
Quad Tech shock protectors ($125)
Cost
YFZ450: $6899
Parts: $8514.24
Total: $15,413.24