MOTON Linear Racing Springs – 170 Series (170mm x 61mm ID)
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MOTON Linear Racing Springs – 170 Series (170mm x 61mm ID)

$250.00
SKU: AST-170-40-61
Spring Spec – Length | Rate | ID:170/40/61
Available to Order
Estimated shipping: 2 - 3 Weeks
Need it sooner? Contact us and we’ll see what we can do.

Moton Linear Racing Springs

Premium 170-Series Replacement Springs (61mm ID)

Engineered for high-performance motorsport applications, these 170mm length linear springs offer the precision and predictable handling characteristics required for Moton and AST coilover systems. Manufactured from high-tensile chrome silicone steel to ensure maximum travel with minimum weight.

Lo Open Length (mm)
R Spring Rate (N/mm)
Di Inside Diameter (mm)
Sn Block Length (mm)
Fn Force at Block (N)
St Usable Stroke (mm)

Part Number Lo R Di Sn Fn St
AST-170-40-61 170 40 61 53 4680 117
AST-170-50-61 170 50 61 55 5750 115
AST-170-60-61 170 60 61 57 6780 113
AST-170-65-61 170 65 61 55 7475 115
AST-170-70-61 170 70 61 59 7770 111
AST-170-80-61 170 80 61 63 8560 107
AST-170-90-61 170 90 61 64 9540 106
AST-170-100-61 170 100 61 64 10600 106
AST-170-110-61 170 110 61 69 11110 101
AST-170-120-61 170 120 61 70 12000 100
AST-170-130-61 170 130 61 70 13000 100
AST-170-140-61 170 140 61 72 13720 98

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