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 15 x .25

12mm id x 15mm od x 0.25mm Thickness
(SKU: 12.15.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   15.0
$0.94
4300 In Stock

Teknik Motorsport

Suspension Shim - 12 x 15 x .30

12mm id x 15mm od x 0.30mm Thickness
(SKU: 12.15.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   15.0
$0.94
4990 In Stock

Teknik Motorsport

Suspension Shim - 12 x 16 x .10

12mm id x 16mm od x 0.10mm Thickness
(SKU: 12.16.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   16.0
$0.94
5869 In Stock

Teknik Motorsport

Suspension Shim - 12 x 16 x .15

12mm id x 16mm od x 0.15mm Thickness
(SKU: 12.16.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   16.0
$0.94
2769 In Stock

Teknik Motorsport

Suspension Shim - 12 x 16 x .20

12mm id x 16mm od x 0.20mm Thickness
(SKU: 12.16.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   16.0
$0.94
3363 In Stock

Teknik Motorsport

Suspension Shim - 12 x 16 x .25

12mm id x 16mm od x 0.25mm Thickness
(SKU: 12.16.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   16.0
$0.94
2000 In Stock

Teknik Motorsport

Suspension Shim - 12 x 16 x .30

12mm id x 16mm od x 0.30mm Thickness
(SKU: 12.16.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   16.0
$0.94
1536 In Stock

Teknik Motorsport

Suspension Shim - 12 x 17 x .10

12mm id x 17mm od x 0.10mm Thickness
(SKU: 12.17.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   17.0
$0.94
8040 In Stock

Teknik Motorsport

Suspension Shim - 12 x 17 x .15

12mm id x 17mm od x 0.15mm Thickness
(SKU: 12.17.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   17.0
$0.94
2940 In Stock

Teknik Motorsport

Suspension Shim - 12 x 17 x .20

12mm id x 17mm od x 0.20mm Thickness
(SKU: 12.17.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   17.0
$0.94
3170 In Stock

Teknik Motorsport

Suspension Shim - 12 x 17 x .25

12mm id x 17mm od x 0.25mm Thickness
(SKU: 12.17.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   17.0
$0.94
3420 In Stock

Teknik Motorsport

Suspension Shim - 12 x 17 x .30

12mm id x 17mm od x 0.30mm Thickness
(SKU: 12.17.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   17.0
$0.94
10441 In Stock

Teknik Motorsport

Suspension Shim - 12 x 18 x .10

12mm id x 18mm od x 0.10mm Thickness
(SKU: 12.18.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   18.0
$0.94
6990 In Stock

Teknik Motorsport

Suspension Shim - 12 x 18 x .15

12mm id x 18mm od x 0.15mm Thickness
(SKU: 12.18.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   18.0
$0.94
5350 In Stock

Teknik Motorsport

Suspension Shim - 12 x 18 x .20

12mm id x 18mm od x 0.20mm Thickness
(SKU: 12.18.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   18.0
$0.94
4897 In Stock

Teknik Motorsport

Suspension Shim - 12 x 18 x .25

12mm id x 18mm od x 0.25mm Thickness
(SKU: 12.18.25)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.25
Outside Ø D (mm):   18.0
$0.94
8629 In Stock

Teknik Motorsport

Suspension Shim - 12 x 18 x .30

12mm id x 18mm od x 0.30mm Thickness
(SKU: 12.18.30)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.30
Outside Ø D (mm):   18.0
$0.94
3320 In Stock

Teknik Motorsport

Suspension Shim - 12 x 19 x .10

12mm id x 19mm od x 0.10mm Thickness
(SKU: 12.19.10)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.10
Outside Ø D (mm):   19.0
$0.94
6906 In Stock

Teknik Motorsport

Suspension Shim - 12 x 19 x .15

12mm id x 19mm od x 0.15mm Thickness
(SKU: 12.19.15)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.15
Outside Ø D (mm):   19.0
$0.94
2626 In Stock

Teknik Motorsport

Suspension Shim - 12 x 19 x .20

12mm id x 19mm od x 0.20mm Thickness
(SKU: 12.19.20)
Inside Diameter d (mm):   12.0
Thickness (mm):   0.20
Outside Ø D (mm):   19.0
$0.94
6744 In Stock