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Hop-up Parts for HPI 1st & 2nd Generation RS4

Aluminum alloy billet machined hop-up parts, set-up station, and tools for HPI RS4 to improve vehicle performance and durability

265 total products on 3 pages
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Precision Pro Setup Station System for 1/10 Touring Car & Drift Car
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Part #: C26145RED
In Stock
$119.99
Universal Setup Station w/ Bag for Most 1/8 & 1/10 Off-Road, SC & Monster Trucks
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Part #: C23291
In Stock
$109.99
Universal Setup Station System for Most 1/8 & 1/10 Off-Road, SC & Monster Trucks
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Part #: C23115
In Stock
$96.99
14X25mm Type Spring (2) 5.5 Coils 1.4mm Wire for C25910 Competition Shock
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Part #: C25921
In Stock
$1.02
14X25mm Type Spring (2) 6.5 Coils 1.5mm Wire for C25910 Competition Shock
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Part #: C25922
In Stock
$1.02
Precision Type Replacement Axle Adapters for Setup Station C24014
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Part #: C25378
In Stock
$2.21
Rear Upper Arm Mount for HPI RS4 Pro 2 and RS4 Sport 2
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Part #: T3586
In Stock
$1.86
Alloy Steering Bell Crank for Nitro RS4 2 and RTR Nitro RS4
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Part #: T3568
In Stock
$1.70
1.1mm 3 Hole 10mm Piston & Spacer Package for C25910 Competition Shock
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Part #: C25912
In Stock
$1.36
Ball Nut M3 6mm Type 4pcs for C25910 Competition Shock
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Part #: C25914
In Stock
$1.36
6mm Type Plastic Rod End & Spring Retainer Package for C25910 Competition Shock
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Part #: C25915
In Stock
$1.36
Precision Machined TiN Coated Shock Shaft (2) for C25910 Competition Shock
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Part #: C25916
In Stock
$1.36
Rubber Bladder & Rebound Sponge Set (4) for C25910 Competition Shock
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Part #: C25917
In Stock
$1.02
S12 Type Replacement O-Ring (4) for C25910 Competition Shock
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Part #: C25918
In Stock
$1.02
14X25mm Type Spring (2) 5.75 Coils 1.4mm Wire for C25910 Competition Shock
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Part #: C25920
In Stock
$1.02
P3 Replacement Blue O-Ring 4pcs for C25910 Competition Shock
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Part #: C25911
In Stock
$0.68
Speed Tune Spring Set (6) for C25910 Competition Shock
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Part #: C25919
In Stock
$2.80
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910GREEN
In Stock
$8.58
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910LIGHTBLUE
In Stock
$8.58
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910PINK
In Stock
$8.58
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910PURPLE
In Stock
$8.58
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910GOLD
In Stock
$10.92
Realistic Alloy Rear Wing Mount (23mm) for 1/10 Size Drift & Touring Car
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Part #: C25229BLUE
In Stock
$4.48
1:10 Touring Side Wing (4)
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Part #: BDY-TO14B
In Stock
$0.73
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
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Part #: C25944GUN
In Stock
$12.80
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
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Part #: C25944RED
In Stock
$12.80
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=16mm)
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Part #: C25838BLACK
In Stock
$2.88
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
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Part #: C24489BLACK
In Stock
$2.56
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
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Part #: C24489GUN
In Stock
$2.64
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=20mm)
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Part #: C25839GUN
In Stock
$4.32
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
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Part #: C23831GUN
In Stock
$20.99
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910GUN
In Stock
$14.43
Type C Adapters for C23115 Universal Setup Station System
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Part #: C23130
In Stock
$20.99
Realistic Alloy T2 Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
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Part #: C24996SILVER
In Stock
$6.04
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
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Part #: C25944BLUE
In Stock
$22.79
Carbon Fiber Composite Rear Wing 187mm for Drift Racing and 1/10 Touring Cars
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Part #: C24219SILVER
In Stock
$8.95
Realistic Adjustable Alloy Wing Mount (Low) for 1/10 Drift & Touring Car (22mm)
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Part #: C24924BLACK
In Stock
$4.32
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910BLUE
In Stock
$19.50
Setup Wheel (4) for Touring Car (Silver) w/ Metric Size Wheel Nut
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Part #: T7012SM
In Stock
$13.72
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=16mm)
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Part #: C25838SILVER
In Stock
$4.41
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488GUN
In Stock
$3.92
Billet Machined Double Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
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Part #: C24490PURPLE
In Stock
$3.92
Realistic Adjustable Alloy Wing Mount (Low) for 1/10 Drift & Touring Car (22mm)
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Part #: C24924GUN
In Stock
$4.58
Replacement Carrying Bag for C26395 Type 1/10 Touring Car Setup Station System
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Part #: C27109 New Item
In Stock
$20.99
12mm Hex Wheel (4) Hub 7mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
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Part #: C26772BLACK
Low Stock
$12.99
12mm Hex Wheel (4) Hub 7mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: C26772GREEN
In Stock
$12.99
12mm Hex Wheel (4) Hub 7mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
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Part #: C26772RED
Low Stock
$12.99
12mm Hex Wheel (4) Hub 7mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
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Part #: C26772SILVER
Low Stock
$12.99
12mm Hex Wheel (4) Hub 6mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1374BLACK New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 6mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1374BLUE New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 6mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
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Part #: OBM-1374GUN New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 6mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1374ORANGE New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 6mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1374RED New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 6mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1374SILVER New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 9mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1375BLACK New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 9mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1375BLUE New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 9mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1375GUN New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 9mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1375ORANGE New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 9mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1375RED New Item
In Stock
$6.99
12mm Hex Wheel (4) Hub 9mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: OBM-1375SILVER New Item
In Stock
$6.99
Realistic Alloy T2 Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24996BLACK
In Stock
$7.47
Professional Setup Station System for 1/10 Touring Car & Drift Car
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Part #: C26395BLUE New Item
In Stock
$57.99
Professional Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C26395GREY New Item
In Stock
$57.99
Professional Setup Station System for 1/10 Touring Car & Drift Car
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Part #: C26395LIGHTBLUE New Item
In Stock
$57.99
Professional Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C26395RED New Item
In Stock
$57.99
Realistic Alloy Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24923SILVER
In Stock
$6.26
Realistic Alloy T2 Rear Wing 165mm Width for 1/10 Size Drift & Touring Car
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Part #: C24995GUN
In Stock
$6.26
1:10 Touring Graphite Wing Holder-1mm
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Part #: BDY-185GWM
In Stock
$4.81
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489ORANGE
In Stock
$5.83
Realistic Alloy T2 Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24996GUN
In Stock
$6.81
Stainless Suspension Pin Set for HPI 1/10 RS4
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Part #: T3558
In Stock
$2.24
Realistic Alloy Rear Wing Mount (23mm) for 1/10 Size Drift & Touring Car
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Part #: C25229GUN
In Stock
$10.23
Realistic Alloy Rear Wing Mount (36mm) for 1/10 Size Drift & Touring Car
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Part #: C25230BLUE
In Stock
$10.07
Professional Setup Station System for 1/10 Touring Car & Drift Car
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Part #: C26395BLACK New Item
In Stock
$66.99
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
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Part #: C25910BLACK
In Stock
$25.73
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
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Part #: C23831LIGHTBLUE
In Stock
$20.99
Realistic Alloy Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24923GUN
In Stock
$7.91
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489PURPLE
In Stock
$5.75
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
Click to enlarge
Part #: C25944BLACK
In Stock
$34.39
Precision Pro Setup Station System for 1/10 Touring Car & Drift Car
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Part #: C26145ORANGE
In Stock
$107.99
Center Bearing Blocks for RS4 Pro, RS4 Pro 2, RS4 Sport, RS4 Sport 2, RS4 Mini..
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Part #: T3582
In Stock
$14.55
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=16mm)
Click to enlarge
Part #: C25838GUN
In Stock
$6.83
Precision Pro Setup Station System for 1/10 Touring Car & Drift Car
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Part #: C26145GUN
In Stock
$98.39
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
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Part #: C23861ORANGE
Low Stock
$85.49
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
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Part #: C23861BLUE
In Stock
$81.99
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
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Part #: C23861GREEN
In Stock
$73.79
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
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Part #: C23831RED
In Stock
$20.99
12mm Hex Wheel (4) Hub 3mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
Part #: C26367SILVER
In Stock
$12.34
Realistic Adjustable Alloy Wing Mount (Medium 26mm) for 1/10 Drift & Touring Car
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Part #: C24925GUN
In Stock
$7.37
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=18mm)
Click to enlarge
Part #: C25840BLACK
In Stock
$7.37
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488GREEN
Low Stock
$6.55
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488ORANGE
In Stock
$6.55
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488PURPLE
In Stock
$6.55
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488RED
In Stock
$6.55
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489RED
In Stock
$6.55
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489SILVER
In Stock
$6.55
Billet Machined Double Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24490GUN
In Stock
$6.55
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488BLUE
In Stock
$6.31
Billet Machined 14mm Type Lower Spring Retainer for C25910 Competition Shock
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Part #: C25913BLUE
Low Stock
$7.99
Billet Machined 14mm Type Lower Spring Retainer for C25910 Competition Shock
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Part #: C25913GOLD
Low Stock
$7.75
Realistic 1/10 Size Carbon Fiber Rear Wing 167mm Width
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Part #: C25102ORANGE
Low Stock
$20.99
Professional Grade Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25288
In Stock
$100.09
Realistic 1/10 Size Carbon Fiber Rear Wing 185mm Width
Click to enlarge
Part #: C25103ORANGE
In Stock
$24.83
Realistic 1/10 Size Carbon Fiber Rear Wing 167mm Width
Click to enlarge
Part #: C25102GUN
In Stock
$19.31
Realistic Alloy T2 Rear Wing 165mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24995SILVER
In Stock
$10.11
Billet Machined 14mm Type Lower Spring Retainer for C25910 Competition Shock
Click to enlarge
Part #: C25913BLACK
Low Stock
$7.99
Billet Machined 14mm Type Lower Spring Retainer for C25910 Competition Shock
Click to enlarge
Part #: C25913PINK
In Stock
$7.35
185mm Lexan High Down Force Wing For 1/10 Touring Car
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Part #: BDY-185HDW
Low Stock
$5.06
Realistic Alloy Rear Wing Mount (36mm) for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C25230GUN
In Stock
$15.99
V2 Realistic 1/10 Size Aluminum Rear Wing 165mm Width
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Part #: C24896SILVER
In Stock
$20.99
Billet Machined Single Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24487GUN
In Stock
$5.99
Bearing Lube w/ Micro Applicator for On-Road & Off-Road by Mumeisha
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Part #: MMB0018
In Stock
$6.99
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
Click to enlarge
Part #: C23831GOLD
Low Stock
$20.99
Realistic Billet Machined M4 Size Serrated Wheel Locknut
Click to enlarge
Part #: C24829GREEN
Low Stock
$7.99
Billet Machined Single Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24487PURPLE
In Stock
$5.81
Realistic Alloy Rear Wing 165mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24922SILVER
In Stock
$10.99
Billet Machined Single Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24487RED
In Stock
$5.99
Light Weight Alloy Fly Wheel for HPI Nitro RS4 Non Pull-Start Type
Click to enlarge
Part #: T3805L
In Stock
$13.50
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=18mm)
Click to enlarge
Part #: C25840GUN
In Stock
$8.99
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
Click to enlarge
Part #: C23861RED
In Stock
$89.99
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265 total products on 3 pages