Automotive Suspension Valving Shims & Washers

Teknik Shims

Shims

All rebuildable suspensions need shims & washers — Teknik stocks more than 2 million parts for damping valving. Our range includes standard valving shims, bulk kits, ring shims, check shims, cup washers and valve stop washers. If you need to swap damping shims use the Shim Factor Calculator to compare stacks — one 0.30mm shim is not the same as two 0.15mm shims. Shared parts for forks and shocks such as locknuts, teflon-lined shaft collars, acetal rod bushes, refill springs and o-rings are also available for servicing and tuning.

Purpose and Use of Shims

  • Tune damping valving and mid-speed behaviour
  • Replace basic wear parts every rebuild
  • Maintain oil and gas sealing with o-rings and cup washers
  • Secure damping pistons with locknuts and reduce friction with rod bushes

Recommended Pairings

Consider matching shims with Suspension Tools and related fork and shock parts such as fork locknuts & bushes and shock locknuts & bushes. Read our lock nuts and fasteners and suspension fluid weights table for technical guidance.

Shop Shims

Browse our extensive shim and washer selection for professional workshops and DIY tuners.

1319 Products Found
Teknik Motorsport

Suspension Shim - 12 x 26 x .30

12mm id x 26mm od x 0.30mm Thickness
(SKU: 12.26.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   26.0
$0.94
3894 In Stock

Teknik Motorsport

Suspension Shim - 12 x 26 x .35

12mm id x 26mm od x 0.35mm Thickness
(SKU: 12.26.35)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.35
Outside Ø D (mm):   26.0
$0.94
4360 In Stock

Teknik Motorsport

Suspension Shim - 12 x 26 x .40

12mm id x 26mm od x 0.40mm Thickness
(SKU: 12.26.40)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.40
Outside Ø D (mm):   26.0
$0.94
6580 In Stock

Teknik Motorsport

Suspension Shim - 12 x 27 x .10

12mm id x 27mm od x 0.10mm Thickness
(SKU: 12.27.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   27.0
$0.94
5304 In Stock

Teknik Motorsport

Suspension Shim - 12 x 27 x .15

12mm id x 27mm od x 0.15mm Thickness
(SKU: 12.27.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   27.0
$0.94
4150 In Stock

Teknik Motorsport

Suspension Shim - 12 x 27 x .20

12mm id x 27mm od x 0.20mm Thickness
(SKU: 12.27.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   27.0
$0.94
3130 In Stock

Teknik Motorsport

Suspension Shim - 12 x 27 x .25

12mm id x 27mm od x 0.25mm Thickness
(SKU: 12.27.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   27.0
$0.94
5963 In Stock

Teknik Motorsport

Suspension Shim - 12 x 27 x .30

12mm id x 27mm od x 0.30mm Thickness
(SKU: 12.27.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   27.0
$0.94
4246 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .10

12mm id x 28mm od x 0.10mm Thickness
(SKU: 12.28.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   28.0
$0.94
5586 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .15

12mm id x 28mm od x 0.15mm Thickness
(SKU: 12.28.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   28.0
$0.94
8933 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .20

12mm id x 28mm od x 0.20mm Thickness
(SKU: 12.28.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   28.0
$0.94
7912 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .25

12mm id x 28mm od x 0.25mm Thickness
(SKU: 12.28.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   28.0
$0.94
7562 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .30

12mm id x 28mm od x 0.30mm Thickness
(SKU: 12.28.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   28.0
$0.94
5424 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .35

12mm id x 28mm od x 0.35mm Thickness
(SKU: 12.28.35)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.35
Outside Ø D (mm):   28.0
$0.94
6830 In Stock

Teknik Motorsport

Suspension Shim - 12 x 28 x .40

12mm id x 28mm od x 0.40mm Thickness
(SKU: 12.28.40)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.40
Outside Ø D (mm):   28.0
$0.94
6220 In Stock

Teknik Motorsport

Suspension Shim - 12 x 29 x .10

12mm id x 29mm od x 0.10mm Thickness
(SKU: 12.29.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   29.0
$0.94
5959 In Stock

Teknik Motorsport

Suspension Shim - 12 x 29 x .15

12mm id x 29mm od x 0.15mm Thickness
(SKU: 12.29.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   29.0
$0.94
3435 In Stock

Teknik Motorsport

Suspension Shim - 12 x 29 x .20

12mm id x 29mm od x 0.20mm Thickness
(SKU: 12.29.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   29.0
$0.94
3540 In Stock

Teknik Motorsport

Suspension Shim - 12 x 29 x .25

12mm id x 29mm od x 0.25mm Thickness
(SKU: 12.29.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   29.0
$0.94
6558 In Stock

Teknik Motorsport

Suspension Shim - 12 x 29 x .30

12mm id x 29mm od x 0.30mm Thickness
(SKU: 12.29.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   29.0
$0.94
6290 In Stock