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Platinum Racing Products

Radium Engineering

Suspension - Lowering Springs

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5610 Products

Ridetech RID59080425

Ridetech Coil Spring 8in Free Length 425 lbs/in 2.5in ID

In stock (4)

(0)

Regular price $97.56
Ridetech RID59080400

Ridetech Coil Spring 8in Free Length 400 lbs/in 2.5in ID

In stock (167)

(0)

Regular price $97.56
Ridetech RID59080375

Ridetech Coil Spring 8in Free Length 375 lbs/in 2.5in ID

In stock (8)

(0)

Regular price $97.56
Ridetech RID59080350

Ridetech Coil Spring 8in Free Length 350 lbs/in 2.5in ID

In stock (52)

(0)

Regular price $97.56
Ridetech RID59080325

Ridetech Coil Spring 8in Free Length 325 lbs/in 2.5in ID

In stock (8)

(0)

Regular price $97.56
Ridetech RID59080300

Ridetech Coil Spring 8in Free Length 300 lbs/in 2.5in ID

In stock (188)

(0)

Regular price $97.56
Ridetech RID59080275

Ridetech Coil Spring 8in Free Length 275 lbs/in 2.5in ID

In stock (4)

(0)

Regular price $97.56
Ridetech RID59080250

Ridetech Coil Spring 8in Free Length 250 lbs/in 2.5in ID

In stock (7)

(0)

Regular price $97.56
Ridetech RID59080225

Ridetech Coil Spring 8in Free Length 225 lbs/in 2.5in ID

In stock (19)

(0)

Regular price $97.56
Ridetech RID59080200

Ridetech Coil Spring 8in Free Length 200 lbs/in 2.5in ID

In stock (8)

(0)

Regular price $97.56
Ridetech RID59080175

Ridetech Coil Spring 8in Free Length - 175 lbs/in - 2.5in ID - Single

In stock (2)

(0)

Regular price $97.56
Ridetech RID59080150

Ridetech Coil Spring 8in Free Length 150 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59080125

Ridetech Coil Spring 8in Free Length - 125 lbs/in - 2.5in ID - Single

In stock (51)

(0)

Regular price $97.56
Ridetech RID59071000

Ridetech Coil Spring 7in Free Length - 1000 lbs/in - 2.5in ID - Single

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070950

Ridetech Coil Spring 7in Free Length - 950 lbs/in - 2.5in ID - Single

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070900

Ridetech Coil Spring 7in Free Length - 900 lbs/in - 2.5in ID - Single

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070850

Ridetech Coil Spring 7in Free Length - 850 lbs/in - 2.5in ID - Single

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070800

Ridetech Coil Spring 7in Free Length 800 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070750

Ridetech Coil Spring 7in Free Length 750 lbs/in 2.5in ID

In stock (2)

(0)

Regular price $97.56
Ridetech RID59070700

Ridetech Coil Spring 7in Free Length 700 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070650

Ridetech Coil Spring 7in Free Length 650 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070600

Ridetech Coil Spring 7in Free Length 600 lbs/in 2.5in ID

In stock (2)

(0)

Regular price $97.56
Ridetech RID59070550

Ridetech Coil Spring 7in Free Length 550 lbs/in 2.5in ID

In stock (8)

(0)

Regular price $97.56
Ridetech RID59070500

Ridetech Coil Spring 7in Free Length 500 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070450

Ridetech Coil Spring 7in Free Length 450 lbs/in 2.5in ID

In stock (4)

(0)

Regular price $97.56
Ridetech RID59070400

Ridetech Coil Spring 7in Free Length 400 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070350

Ridetech Coil Spring 7in Free Length 350 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070300

Ridetech Coil Spring 7in Free Length 300 lbs/in 2.5in ID

In stock (2)

(0)

Regular price $97.56
Ridetech RID59070275

Ridetech Coil Spring 7in Free Length 275 lbs/in 2.5in ID

In stock (1)

(0)

Regular price $97.56
Ridetech RID59070200

Ridetech Coil Spring 7in Free Length 200 lbs/in 2.5in ID

In stock (2)

(0)

Regular price $97.56
Ridetech RID59070175

Ridetech Coil Spring 7in Free Length 175 lbs/in 2.5in ID

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID59070125

Ridetech Coil Spring 7in Free Length - 125 lbs/in - 2.5in ID - Single

Special Order - Email for lead time

(0)

Regular price $97.56
Ridetech RID11535023

Ridetech 63-82 Chevrolet Corvette StreetGrip Suspension System w/ RQ-S Shocks & Steel Leaf Spring

Special Order - Email for lead time

(0)

Regular price $2,078.63
Ridetech RID11535020

Ridetech 63-82 Chevrolet Corvette StreetGrip Suspension System w/ HQ Shocks & Steel Leaf Spring

Special Order - Email for lead time

(0)

Regular price $2,363.56
Ridetech RID11535008

Ridetech 63-82 Corvette StreetGrip Suspension System w/ RQ-S Shocks (w/o Leaf Spring)

Special Order - Email for lead time

(0)

Regular price $1,739.15
Ridetech RID11025110

Ridetech 55-57 Chevrolet Wagon Big Block StreetGrip Suspension System

Special Order - Email for lead time

(0)

Regular price $3,732.17
Ridetech RID11025010

Ridetech 55-57 Chevrolet Wagon StreetGRIP Suspension System - Small Block/LS

Special Order - Email for lead time

(0)

Regular price $3,748.64
Ridetech RID11015110

Ridetech 55-57 Chevrolet Bel Air Big Block StreetGrip Suspension System

Special Order - Email for lead time

(0)

Regular price $3,732.17
Ridetech RID11015010

Ridetech 55-57 Chevrolet Bel Air Small Block/LS StreetGrip Suspension System

Special Order - Email for lead time

(0)

Regular price $3,748.64
Ridetech RID11012351

Ridetech 55-57 Chevy Big Block StreetGRIP Dual-Rate Coil Springs Pair

Special Order - Email for lead time

(0)

Regular price $263.82
Ridetech RID11012350

Ridetech 55-57 Chevy Small Block StreetGRIP Dual-Rate Coil Springs Pair

Special Order - Email for lead time

(0)

Regular price $263.82
-20%

BLOX Racing BLOBXSS-01011

BLOX Racing Lowering Springs 18-22 Honda Accord

In stock (40)

(0)

Regular price $175.20

Regular price ~~$219.00~~ Sale price $175.20
-20%

BLOX Racing BLOBXSS-01007-R

BLOX Racing Lowering Springs 23+ Civic Type R / 23+ Integra Type-S

In stock (35)

(0)

Regular price $175.20

Regular price ~~$219.00~~ Sale price $175.20
-20%

BLOX Racing BLOBXSS-01007

BLOX Racing Lowering Springs 22+ Honda Civic (non Type-R) / 23+ Integra

In stock (46)

(0)

Regular price $175.20

Regular price ~~$219.00~~ Sale price $175.20
RS-R RSRT973D

RS-R 2025 Toyota Crown Signia Down Sus Springs

In stock (5)

(0)

Regular price $369.00
RS-R RSRB250D

RS-R 08+ Mitsubishi Evolution X (CZ4A) Down Sus Springs

Special Order - Email for lead time

(0)

Regular price $309.00
RS-R RSRB200D

RS-R 12+ Mitsubishi Mirage (A05A) Down Sus Springs

In stock (2)

(0)

Regular price $249.00
-15%

H&R HRS28516-1

H&R 2025 Audi S5 Sedan B10 AWD Sport Springs

Backorder - Email for ETA

(0)

Regular price $500.65

Regular price ~~$589.00~~ Sale price $500.65

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