All RC Categories

Sign Up For News & Specials Today!

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

264 total products on 3 pages
SortNewFeatured
Precision Pro Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C26145RED
In Stock
$119.99
Universal Setup Station w/ Bag for Most 1/8 & 1/10 Off-Road, SC & Monster Trucks
Click to enlarge
Part #: C23291
In Stock
$109.99
Universal Setup Station System for Most 1/8 & 1/10 Off-Road, SC & Monster Trucks
Click to enlarge
Part #: C23115
In Stock
$94.99
14X25mm Type Spring (2) 5.5 Coils 1.4mm Wire for C25910 Competition Shock
Click to enlarge
Part #: C25921
In Stock
$2.10
14X25mm Type Spring (2) 6.5 Coils 1.5mm Wire for C25910 Competition Shock
Click to enlarge
Part #: C25922
In Stock
$2.10
Precision Type Replacement Axle Adapters for Setup Station C24014
Click to enlarge
Part #: C25378
In Stock
$4.55
Rear Upper Arm Mount for HPI RS4 Pro 2 and RS4 Sport 2
Click to enlarge
Part #: T3586
In Stock
$3.83
1.1mm 3 Hole 10mm Piston & Spacer Package for C25910 Competition Shock
Click to enlarge
Part #: C25912
In Stock
$2.80
Ball Nut M3 6mm Type 4pcs for C25910 Competition Shock
Click to enlarge
Part #: C25914
In Stock
$2.80
Precision Machined TiN Coated Shock Shaft (2) for C25910 Competition Shock
Click to enlarge
Part #: C25916
In Stock
$2.80
14X25mm Type Spring (2) 5.75 Coils 1.4mm Wire for C25910 Competition Shock
Click to enlarge
Part #: C25920
In Stock
$2.10
6mm Type Plastic Rod End & Spring Retainer Package for C25910 Competition Shock
Click to enlarge
Part #: C25915
In Stock
$2.00
Rubber Bladder & Rebound Sponge Set (4) for C25910 Competition Shock
Click to enlarge
Part #: C25917
In Stock
$1.50
S12 Type Replacement O-Ring (4) for C25910 Competition Shock
Click to enlarge
Part #: C25918
In Stock
$1.50
P3 Replacement Blue O-Ring 4pcs for C25910 Competition Shock
Click to enlarge
Part #: C25911
In Stock
$1.40
Speed Tune Spring Set (6) for C25910 Competition Shock
Click to enlarge
Part #: C25919
In Stock
$4.90
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910GREEN
In Stock
$13.65
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910LIGHTBLUE
In Stock
$13.65
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910PINK
In Stock
$13.65
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910PURPLE
In Stock
$13.65
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910GOLD
In Stock
$13.65
Realistic Alloy Rear Wing Mount (23mm) for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C25229BLUE
In Stock
$5.60
1:10 Touring Side Wing (4)
Click to enlarge
Part #: BDY-TO14B
In Stock
$0.63
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
Click to enlarge
Part #: C25944GUN
In Stock
$25.99
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
Click to enlarge
Part #: C25944RED
In Stock
$24.79
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=16mm)
Click to enlarge
Part #: C25838BLACK
In Stock
$3.15
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489BLACK
In Stock
$2.00
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489GUN
In Stock
$3.04
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=20mm)
Click to enlarge
Part #: C25839GUN
In Stock
$5.21
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
Click to enlarge
Part #: C23831GUN
In Stock
$20.99
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910GUN
In Stock
$20.27
Type C Adapters for C23115 Universal Setup Station System
Click to enlarge
Part #: C23130
Low Stock
$20.99
Realistic Alloy T2 Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24996SILVER
In Stock
$7.14
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
Click to enlarge
Part #: C25944BLUE
In Stock
$30.79
Carbon Fiber Composite Rear Wing 187mm for Drift Racing and 1/10 Touring Cars
Click to enlarge
Part #: C24219SILVER
In Stock
$10.55
Realistic Adjustable Alloy Wing Mount (Low) for 1/10 Drift & Touring Car (22mm)
Click to enlarge
Part #: C24924BLACK
In Stock
$3.15
Replacement Carrying Bag for C26395 Type 1/10 Touring Car Setup Station System
Click to enlarge
Part #: C27109 New Item
In Stock
$20.99
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
Click to enlarge
Part #: T7012SM
In Stock
$17.91
12mm Hex Wheel (4) Hub 7mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
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
Click to enlarge
Part #: C26772RED
Low Stock
$12.99
12mm Hex Wheel (4) Hub 7mm Thick for 1/10 Traxxas, Axial, Tamiya, TC & Drift
Click to enlarge
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
Click to enlarge
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
Low 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
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=16mm)
Click to enlarge
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
$2.00
Billet Machined Double Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24490PURPLE
Low Stock
$2.00
Realistic Adjustable Alloy Wing Mount (Low) for 1/10 Drift & Touring Car (22mm)
Click to enlarge
Part #: C24924GUN
In Stock
$3.15
Alloy Servo Horn 24T for Hitec Servo (r=20, 24mm)
Click to enlarge
Part #: C22943ORANGE
Low Stock
$11.99
Realistic Alloy T2 Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24996BLACK
In Stock
$8.57
Professional Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
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
Click to enlarge
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
Alloy Servo Horn 23T for KO & JR Servo (r=20, 24mm)
Click to enlarge
Part #: C22942BLUE
In Stock
$11.99
1:10 Touring Graphite Wing Holder-1mm
Click to enlarge
Part #: BDY-185GWM
In Stock
$5.65
Realistic Alloy T2 Rear Wing 165mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24995GUN
In Stock
$5.17
Realistic Alloy Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24923SILVER
In Stock
$4.07
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489ORANGE
In Stock
$6.63
Realistic Alloy T2 Rear Wing 185mm Width for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C24996GUN
In Stock
$7.36
Stainless Suspension Pin Set for HPI 1/10 RS4
Click to enlarge
Part #: T3558
In Stock
$2.54
Realistic Alloy Rear Wing Mount (23mm) for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C25229GUN
In Stock
$10.23
Realistic Alloy Rear Wing Mount (36mm) for 1/10 Size Drift & Touring Car
Click to enlarge
Part #: C25230BLUE
In Stock
$10.07
Professional Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C26395BLACK New Item
In Stock
$66.99
XSR11 Competition 52-55mm Racing Shock (2) for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C25910BLACK
In Stock
$31.58
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
Click to enlarge
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
$6.81
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489PURPLE
In Stock
$4.95
Professional 61mm Setup Wheel (4) for 1/10 Size Touring Car & Drift Car
Click to enlarge
Part #: C25944BLACK
In Stock
$38.39
Precision Pro Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C26145ORANGE
In Stock
$119.99
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=16mm)
Click to enlarge
Part #: C25838GUN
In Stock
$7.28
Precision Pro Setup Station System for 1/10 Touring Car & Drift Car
Click to enlarge
Part #: C26145GUN
In Stock
$98.39
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
Click to enlarge
Part #: C23861ORANGE
Low Stock
$89.99
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
Click to enlarge
Part #: C23861BLUE
In Stock
$81.99
SPECS Precision Alignment Setup Station for 1/10 On-Road w/ Carrying Bag
Click to enlarge
Part #: C23861GREEN
In Stock
$73.79
Billet Machined XSR7 Shock Set for 1/10 Touring Car & Drift Car (L=56mm-59mm)
Click to enlarge
Part #: C23831RED
Low 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
$12.99
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488BLUE
In Stock
$7.11
Realistic Adjustable Alloy Wing Mount (Medium 26mm) for 1/10 Drift & Touring Car
Click to enlarge
Part #: C24925GUN
In Stock
$6.47
Billet Machined Alloy Servo Horn 23T for KO & JR Servo (r=18mm)
Click to enlarge
Part #: C25840BLACK
In Stock
$6.47
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488GREEN
Low Stock
$5.75
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488ORANGE
In Stock
$5.75
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488PURPLE
In Stock
$5.75
Billet Machined Double Sided Servo Horn 23T for KO & JR Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24488RED
In Stock
$5.75
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489RED
In Stock
$5.75
Billet Machined Double Sided Servo Horn 25T for Futaba Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24490GUN
In Stock
$5.75
Billet Machined Double Sided Servo Horn 24T for Hitec Servo (r=20, 24mm Holes)
Click to enlarge
Part #: C24489SILVER
In Stock
$4.15
Billet Machined 14mm Type Lower Spring Retainer for C25910 Competition Shock
Click to enlarge
Part #: C25913GOLD
Low Stock
$7.99
Billet Machined 14mm Type Lower Spring Retainer for C25910 Competition Shock
Click to enlarge
Part #: C25913BLUE
Low Stock
$5.99
SortNewFeatured
264 total products on 3 pages