DRI BUYERS GUIDE - SUZUKI LT-R450 |
| Prices subject to change without notice |
Buyers Guide Shortcut Links

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Easy Installation · Unlimited Tech Support · Excellent Start Up Performance Mods.
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| #BK4-2R45 |
$1069.00 |
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·INCLUDES: Complete Fat Boy 4 Exhaust System (with Turn Down), Jet Kit, Vortex EFI Interceptor, Pro Flow Air Cleaner Kit (Pro Flow flange, K&N, Outerwear)
·PERFORMANCE GAIN: 5+HP
·INSTALLATION: 1-2 hours
Stage 1 Power Kits are designed to work with most DRI engine kits. |
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| To purchase the Stage 1 Kit click here |
S-1 Bolt-On Kit |
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·INCLUDES: S-1 Bolt on Kit , Complete Fat Boy 4 Exhaust System with Turn Down), Jet Kit, Pro Flow Air Cleaner Kit (Pro Flow flange, K&N, Outerwear), Vortex EFI Interceptor, DRI Graphics & Seat Cover Kit
·PERFORMANCE GAIN: 6 HP+
·INSTALLATION: 3-5 Hours
*Choice of Graphic and Seat cover color where applicable. |

S-2 Bolt-On Kit
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| To purchase the Stage 2 Kit click here |
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·NOTES
1.Camshafts supplied in HP4 and National Kits are Billet (no core required) but the OEM camshaft sprockets must be removed from stock camshafts and installed on the new billets. This process is very technical and requires a special fixture to properly index the sprockets.
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·All Fat Boy 4 Exhaust Systems with FREE jet kit included with instruction packet
·Made in USA · Professionally Designed and Developed to offer Maximum Performance · Stainless Steel Header and Tail pipes · CNC Stainless Steel Header Flanges · CNC Machined Front and Rear End Caps · Stainless Steel Muffler Core-Rebuildable · Repackable-Limited Lifetime Warranty |
FAT BOY 4 Complete Stainless Exhaust System
(with Standard Muffler & Turn Down) |

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| #FB4-ESZ450 |
$599.00 |
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| To purchase the Fat Boy 4 System click here |
Fat Boy 4 Exhaust System |
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| SUZUKI LT-R450 "NATIONAL" PIPE *NEW DESIGN |
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| #FB4-ESZ45N |
$649.00 |
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Multi-stepped design improves acceleration and enhances ridabilty. Works best for serious racers and riders.
Excellent performance with stock or modified engines.
Recommended to be used with Vortex EFI Interceptor and Pro Flow air cleaner kit.
* includes Turn Down |
| To purchase the LT-R450 "National Pipe" click here |
LT-R450 "National" Pipe |
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| *No HQ Available for this Model |
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| Optional Accessories |
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| #06-554 |
$17.95 |
Spark Arrestor
(requires turndown) |
1.Turndown bolts on rear end cap, with o-ring seal.
2.To use spark arrestor turn down is required.
*Rejetting is required, with installation of all Fat Boy 4 exhausts. |
Fat Boy 4 w/turndown |
| QP-2 Quiet Tip ** Available in silver only |
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| #FB4-QP-2 |
$129.95 |
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·Bolts on rear end cap of Fat Boy · Lowers DB readings a minimum of 2-3 dbs · Forestry approved when used with screen.
* Note: Some rejetting may be required. |
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| To purchase the QP-2 Quiet Tip click here |
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Fat Boy 4 with QP-2 |
| To purchase Fat Boy 4 Accessories click here |
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| To purchase Fat Boy 4 Replacement Parts click here |
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QP 2 with screen |
| Custom Colored FAT BOY 4 Mufflers * at additional cost |
Custom anodized color components (muffler, end cap & turndown) are at an additional cost to the base price for the Fat Boy 4 and the components (Turn down & End cap).
*Available by special order only
**Lead time can be 1-2 weeks
Fat Boy 4 mufflers are available in a Black, Red or Blue anodized finish.
Muffler bodies, rear end caps or turndowns are available colored individually or as a complete package.
*DRI cannot guarantee colored anodized mufflers will not fade over time.
**Custom Color prices are in addition to the regular Fat Boy 4 price Example:
LT-R450 Fat Boy 4 Complete Exhaust System (with Turn Down)-
$599.00
Custom Colored Muffler, Turn Down and Endcap+ $129.95
Total cost with color option = $713.90
| Purchase Options : |
Additional cost of anodizing |
| #FB4-A3PCO |
$129.95 |
3-piece package; Muffler, End Cap and Turndown |
| #FB4-A1ECO |
$24.95 |
End Cap ONLY |
| #FB4-A1TDO |
$24.95 |
Turndown ONLY |
| #FB4-A1MFO |
$89.95 |
Muffler ONLY |
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Custom Blue |
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Custom Colored End Caps |
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Custom Colored Mufflers |
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Custom Colored Turndown
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JE Forged Piston Kits |
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| #260135 |
STD (450cc) |
13.5-1 Compression |
$225.00 |
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| #252743 |
Big Bore (473cc) |
12.8-1 Compression |
$225.00 |
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| See chart in JE Piston section for part numbers |
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JE Piston |
- 98mm is largest piston that can be safely put in stock cylinder and still be used with Nikasil plating . If larger piston is used cylinder flange/skirt will crack.
- Nikasil plating offers maximum performance, reliability and engine cooling
- It is unadvisable to install steel big bore sleeve in the Suzuki LT R450
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| Vortex
EFI Interceptor |
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| #VT-3705 |
$399.95 |
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•Interceptor Units bolt-on in 15-30 minutes directly to the standard wire harness. • Reprogrammed Fuel Map intended to work better with aftermarket pipes and air cleaner modifications. •EFI Interceptor is strongly recommended will all Fat Boy 4 and other high performance exhaust systems.
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Vortex EFI Interceptor |
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| To purchase the Vortex Interceptor click here |
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| Vortex ECU Engine Control Unit |
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| #VTU-375U |
$799.95 |
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• More Power – Smoother Power• Fast Fuel Adjustment +/-8% over 3 throttle bands • 10 Map Selectable Power Settings • Alternate Rev Limits • Handlebar Switch (Optional) - Dynamic Map Selection • Easy installation with original plugs • V-Booster for Maximum Spark Energy
• Fully Programmable (PC Software - not included) • Interface to Vortex Data Acquisition System and Wideband A/F Sensor
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| Vortex ECU |
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| To purchase the Vortex Engine Control Unit click here |
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Includes: Piston and Headgasket |
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| *Cylinders must be stripped. Bore and re-nikasiled at an additional cost |
| BIG BORE |
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| 12.8-1 Compression |
475cc |
$275.00 |
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Big Bore Kit |
Purchase Examples |
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| Customer sends in own Core: |
$0.00 |
Customer does not send in Core - New Core price: |
$525.00 |
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Strip Bore & Replate |
$295.00 |
Strip Bore & Replate |
$295.00 |
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Piston |
$225.00 |
Piston |
$225.00 |
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Headgasket |
$49.95 |
Headgasket |
$49.95 |
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| Total: |
$569.95 |
Total: |
$1094.95 |
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| Replacement
Head Gasket |

Replacement Head Gasket-Big Bore
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| #45-60-98 |
$49.95 |
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| DRI
HP4 Valve Train Kits |
| · In House Cylinder Porting & Valve Seat Machining · Flow Bench Tested-Big Valves ·Heavy Duty Valve Springs ·Shortened Guides ·High Performance Camshafts |
| HP4
Kit with DRI Porting & SERDI Valve Seat Machining |
| #DR-332KP |
$1650.00 |
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·INCLUDES: DR Porting, SERDI Valve Seat cut, Hardfaced camshaft (see options below), HD Valve springs, 4 shortened guides, 4-piece Big valve kit (+1.0mm S/S Intake Valves)* Head will be reassembled by DRI
*Notes: |
| ·PERFORMANCE GAIN: up to 5 HP* |
DRI HP4 Kit with Porting |
| *Results vary depending on camshaft profile and piston compression. |
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| HP4
Kit without DRI Porting |
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| #DR-332K |
$1150 .00 |
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·INCLUDES: Hardfaced camshaft (see options below), HD Valve springs, 4 shortened guides, 4-piece Big valve kit (+1.0mm S/S Intake and Exhaust Valves)
* This kit does not include DR porting and SERDI Valve seat cut
**Kit must be installed by a trained professional
*Notes: |
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| DRI HP4 Kit w/o Porting |
| ·CORES REQUIRED: Head, Cam |
| ·NEW CORE PRICING: Head $581.00, Cam $381.00 |
| ·INSTALLATION: Kit must be installed by a trained professional |
| ·DELIVERY TIME: 2-4 weeks |
| X12 Grind Camshaft |
X34 Grind Camshaft |
| Part # 332-X12 |
Part #: 332-X34 |
Specifications: Midrange/Top End Cam, Lift: .420"/.400", Duration 266°/268°
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Specifications: Bottom/Midrange Cam, Lift: .400"/.385", Duration 250°/254°
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| Application: Motocross/Sand Dune Riding |
Application: Baja/Cross Country |
Notes :
1
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Notes: 1, 2, 3 |
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| 1..HD Valve Springs are required for this camshaft. |
| 2.Shortened Bronze Guides are required for this camshaft. |
| 3.New or modified piston required for this camshaft. Additional valve pocket relief in piston is required due to increased camshaft lift. |
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| Camshafts |

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| Camshafts sold separately · Hard Faced Billit Made in the USA |
| Grind options and application notes listed above |
| X12 |
#332-X12 |
$479.00 |
| X34 |
#332-X34 |
$479.00 |
| * $50.00 charge required to install Cam sprockets |
| *Core Required |
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Camshafts |
| Valve
Spring Kits |

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| HD Springs with titanium retainers. Required with all DRI camshafts |
| HD Spring Kit with Titanium
Retainers |
#VS-60280 |
$234.95 |
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HD
Valve Springs |
| Shortened
Bronze Guides |
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#VG-60290 |
$19.95
ea. |
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| EX |
#VG-60300 |
$19.95
ea. |
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Shortened Bronze Guides |
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| HINSON
Billet Clutch Basket |

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#H268 |
$249.99 |
· CNC Machined from T-6 7075 Billet aluminum
· All Hinson clutch components are treated with a Unique Akadize process, Lovett, for maximum durability.
· Hinson Clutch Baskets are stronger; wear longer, lighter and machined to enhance the oiling of the clutch
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| To purchase the Hinson Clutch Basket click here |
Billet Clutch Basket |
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| DR Clutch Kit |
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| #DR-C245 |
$199.00 |
To purchase the DR Clutch Kit click here
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| HINSON Billet Pressure Plate (8-plate only) |
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| #H238 |
$479.99 |
| To purchase the Pressure Plate click here |
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| Quick
Change Clutch Cover (Blue & Black ) |
#QC-245N
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$200.00 |
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| To purchase the Quick Change Clutch Cover click here |
Black Clutch Cover Installed |
Blue Clutch
Cover Installed |
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| Pro Flow Kit (flange w/Uni w/wrap) |
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| #PD-252 |
$99.95 |
#PD-252A
(Uni replacement Filter) |
$45.00 |
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Pro Flow Uni Kit |
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| K&N Pro Flow Kit (flange with K&N w/ outerwear) |
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| #PD-253 |
$149.95 |
| #PD-253A |
$69.95 |
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K&N Filter & Outerwear |
| (Outerwear) |
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| #PD-253C |
$24.95 |
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To Purchase the Pro Flow Kit click here
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Complete
Engine Rebuilding
(Tear down & Reassembly) |
#ER-4445 |
$650.00 |
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| Head
Port and SERDI Cut |
#PO-5VLV-VJ |
$550.00 |
| (includes R & R guide) |
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| Valve Job |
#MS-8004 |
$200.00 |
| Install Big Valve Kit |
#MS-BV05 |
$250.00 |
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Complete Engine Disassembled |
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ENGINE SERVICE PRICES PLUS PARTS. |
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| Balancing/Lightening |
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| Crankshaft Lightening Only |
#MS-LIGHT |
$249.00 |
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| Crankshaft Balancing ( plus metal) |
#MS-BAL |
$250.00 |
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| *Customer must supply stock crankshaft-Crankshaft must be in good condition |
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| * Customer must supply gram weight of -piston assembly or piston assembly |
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| New Crankshaft Lightened and Balanced |
Call for Pricing |
| * New Crank Supplied- No core required |
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| LOBO
II FRONT SUSPENSION KITS |
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| #RD-LB245F |
$2995.00 |
| ·Made in USA-4130 Chromally Oversized Gullwing Lower A-Arms · Maximum Wheel Travel-Enhanced Steering · Linear Motion Ratios Improves: Braking, Weight Transfer and Corner Stability · Encapsulated Upper Ball Joints · Desert-Motocross-Multiple Shock Options:Elka-Fox-Axis · All Kits Include Crown Steel Braided Front Brake Line Kit |
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| Includes: Lobo A-Arms, Axis or ELKA shocks, Tie Rods, CROWN Brake Lines, Upper & Lower A-Arms come powder coated. |
| For chrome Plates upper arms add $250.00 |
LOBO II F. Suspension Kit |
| For custom powder coat colors in additional charge may apply |
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| DR
Chrome Front Bumper |

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| #DR-2R45 |
$179.00 |
· Made in USA-Mild Steel-Heli-Arc Welded · Triple Plate Chrome · Fit Pre-checked on All Bumper·
* Text Black Front Bumper available by special order only
Please call for details |
| To purchase the DRI Chrome Front Bumper click here |
DR Chrome Front Bumper |
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| Anti-Vibe Handlebar Mount Kit |
| Roll
STD (7/8) |
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| #4766 |
$89.95 |
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| Roll
Oversized (11/8) |
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| #4734 |
$89.95 |
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| “CROWN”
Series Brake Lines (Std. or +2) |
| Front Std. |
#CR-6200 |
$109.50 |
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| Front +2 |
#CR-6225 |
$109.50 |
| Rear |
#CR-6250 |
$39.95 |
| Available in: red, blue, yellow, smoke, clear
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| To purchase the CROWN Series Brake Lines click here |
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Front
Brake Line |
| ROLL ATV Foot Pegs |
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| '04-'09 |
#305502-K |
$199.00 |
| * Available in Textured Black Only |
| To purchase the Roll Foot Pegs click here |
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Foot
Peg - Kick Up |
| Skidplates |

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| *Call for more details |
| Swingarm |
$104.95 |
| Engine (Gylde) |
$124.95 |
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| TEAM FIRESTICKS AXLES +3 |

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| #TM-0201-2200 |
$449.00 |
*Uses stock OEM hubs (not included)
**TEAM has discontinued axles that use their rear wheel hub.
Replacement hubs are still available in limited quantities. Call for Details
*** Starting in mid ’07 TEAM has built all of their axles to use stock OEM rear wheel hubs. |
| ROLL Design Steering Shaft |
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| Chrome, Cast Stainless Head |
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| Standard (Stock Bars) |
#405502-S |
$349.95 |
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| Oversized (T2 M/C Bars |
#405502-E |
$349.95 |
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| ELKA
Rear Shock |
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| Dual Rate from |
$879.00 |
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| GPR STEERING STABILIZERS |
GPR Low Boy V-1 ATV Stabilizers are available in Standard and Remote.GPR’s Low Boy Remote includes an adjustable handlebar mounted adjuster-
for adjustment on the fly.
V-1 series offers Hi-Lo speed adjustment simultaneously. 360° of adjustment.
Stabilizers and mount kits are made from aircraft 6061 T-6.
*Standard Low Boy Stabilizers are available in Red, Blue, or Black anodizing.
**Remote Stabilizers available in Black only
*Mount Kits available in Black only |
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| STD GPR Low Boy |
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| GPR Standard Low Boy |
Dampners Color Choices |
| #GPR-2R45-LB |
$450.00 |
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| To Purchase the GPR STD Low Boy Remote click here |
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| GPR Low Boy Remote |
| #GPR-2R45-LBR |
$495.00 |
| To Purchase the GPR Low Boy Remote click here |
GPR Low Boy Remoter |
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Low Boy Remote Handlebar Dial |
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| Rotors Front or Rear (sold each) |


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| Pads |
$34.50 |
| Rotors |
$139.00 |
Galfer Rotors
Laser cut-To assure perfect flatness and no stress to the material. (Most other competitor’s rotors are stamped and can warp just during that process).
Galfer Pads
1054 Semi-Metallic compound (black)-Extremely versatile compound built to suit most of your costumers needs. Semi--metallic carbon based compound was made to hold abrupt temperature changes as well as to work excellent in wet or dry conditions. |
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| WORKS CONNECTION ELITE Clutch Perch |
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$149.95 |
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| IMS 3.6 gal Tank (white, natural, black, yellow) |
| #12-5512 |
$274.95 |
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| Shockwears |

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| Duncan Racing Shockwears |
| #SW-501 |
$39.95 set |
·Made for DRI by the Outerwears Co.
·Manufactured from durable, water repellant denier nylon
·Easy Installation
*Call for availability & colors |
| Duncan Racing Shockwears |


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| Duncan Racing Elka Shockwears |
| $45.00 Set |
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·Manufactured from durable, water repellant denier nylon
·Equipped with Bones, plastic inserts to help keep the material from getting pinched in the springs
·Designed to protect shocks from, mud, dirt and sand Vented for cooling air ·Duncan Racing & Elka Suspension Logos
·Easy Installation
*Call for availability & colors
*NOTE: Shockwears come in a front pair only and are designed for use with long travel shocks. |
| *Call for availability & colors |
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Duncan/Elka Shockwears |
| DRI/ONE Graphic-Seat Cover Kit |
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| YELLOW/Blue |
#DR-DUNS456-YB |
$129.95 |
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DR Graphics & Seat Cover Kit YELLOW/Blue |
| WHITE/Blue |
#DR- DUNS456-WB |
$129.95 |
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| To purchase the DRI Graphic & Seat Cover Kit click here |
DR Graphics & Seat Cover Kit BLACK |
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| "4-Stroke" Decal Kits (call for colors and availability) |

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| #DR-874 |
$19.95 |
DRI 4-Stroke Decal Kits are 11 in. x 17 in. filled with different sizes of multiple DRI brand logos including; Fat Boy 4, Duncan Racing, DR Icon and duncanracing.com.
Made from high quality 15 mil adhesive, built to last. |
| To purchase the Decal Kit click here |
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| Rear
Fender Decal Strips |
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| "4-Stroke" Red |
#DR-RF-D45-R |
$18.95 |
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| "4-Stroke" Blue |
#DR-RF-D45-B |
$18.95 |
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| "4-Stroke" Silver/Red |
#DR-RF-D45-SR |
$18.95 |
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| "4-Stroke"
Silver/Blue |
#DR-RF-D45-SB |
$18.95 |
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| To purchase the DRI Rear Fender Decals click here |
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| DR Number Plates (3pc set) |
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| ** Please Note: These are the DECAL BACKGROUNDS and not the plastics |
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| WHITE |
#DR-850 |
$24.95 |
Red |
Black |
| BLACK |
#DR-825 |
$24.95 |
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| RED |
#DR-840 |
$24.95 |
| BLUE |
#DR-830 |
$24.95 |
| YELLOW |
#DR-835 |
$24.95 |
| GREEN |
#DR-827 |
$24.95 |
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| To purchase the Number Plates click here |
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